No quickcharge usb-c to usb-a ? - Google Pixel XL Questions & Answers

Tried a bunch of different Anker quick charge 2.0and 3.0 chargers, samsung charger, and tronsmart qc2.0 charger and it does not seem to want to quickcharge. (all usbc to usba)
Is it only possible to QC over usbc to usbc?
Sent from my Pixel XL using Tapatalk

The pixel doesn't support Qualcomm quick charge.

As mentioned it does not support QC, and yes, the fast charging will only work via Type C. And the 9V/2A charge only works with power delivery enabled chargers.

Thanks for the info . Oh well. Still charges pretty fast on normal chargers.
Sent from my Pixel XL using Tapatalk

Related

Google Pixel/Pixel XL Use USB Power Delivery up to 18W, do not support Qualcomm QC

Benson Leung said Google Pixel/Pixel XL Use USB Power Delivery up to 18W, do not support Qualcomm QC, I wonder what kind of adapter the two phones use. I used a 5v/3a USB C charger and USB C - C cable with my Nexus 6P. Does this adapter and cable work on Google Pixel/Pixel XL?
Will it work? Sure.
Is it the optimal option? No.
Thank you @testinguser. Can't wait to get the phone.
testinguser said:
Will it work? Sure.
Is it the optimal option? No.
Click to expand...
Click to collapse
Umm... USB Type C will charge at 3A, no?
Shouldn't it be 5V/3A for the Pixel / Pixel XL also?
xz
SNH48 said:
Benson Leung said Google Pixel/Pixel XL Use USB Power Delivery up to 18W, do not support Qualcomm QC, I wonder what kind of adapter the two phones use. I used a 5v/3a USB C charger and USB C - C cable with my Nexus 6P. Does this adapter and cable work on Google Pixel/Pixel XL?
Click to expand...
Click to collapse
Absolutely, USB C is designed to negotiate with the charger how much juice is sent. the pixel works at 5V 3A (15W) and up to 9V 2A (18W), Basically if the plug fits it'll get some sort of charge. There are loads of USB C chargers with PD, the spec goes up to 100W and any charger will provide any device with the maximum it or the device can handle (So a 100W charger will give 18W to the pixel and the Pixels 18W charger will give 18W to a laptop for example)
If you have a true USB-C 5V/3A charger now, it will work fine, but as stated it is not the BEST option. 5V/3A = 15W.
If you buy a USB-PD (Power Delivery) type C charger, it has the capability to charge the Pixel at 9V/2A = 18W, so a 20% faster charge... in a perfect world, instead of 0-50% power in 30 minutes, you'd get 0-50% in 24 minutes. BUT, we don't know how long the phone will charge at 18W. Hopefully to 50%, but it has to cut down current eventually just like all QC chargers, or else it'd damage the battery.
The charger included in the box is USB-PD compliant.
Nitemare3219 said:
If you have a true USB-C 5V/3A charger now, it will work fine, but as stated it is not the BEST option. 5V/3A = 15W.
If you buy a USB-PD (Power Delivery) type C charger, it has the capability to charge the Pixel at 9V/2A = 18W, so a 20% faster charge... in a perfect world, instead of 0-50% power in 30 minutes, you'd get 0-50% in 24 minutes. BUT, we don't know how long the phone will charge at 18W. Hopefully to 50%, but it has to cut down current eventually just like all QC chargers, or else it'd damage the battery.
The charger included in the box is USB-PD compliant.
Click to expand...
Click to collapse
Great info. Now I wonder if the Tronsmart W2PTE will charge at 9V/2A...
http://www.tronsmart.com/tronsmart-w2pte-type-c-quick-charger-3.0-dual-ports-rapid-wall-charger
USB C port output:3.6V-6.5V/3.0A,6.5V-9V/2.0A,9V-12V/1.5A(MAX)
USB A port outpout:5V/2.4A(MAX)
Technically it has the ability to, but I wonder if it can.
bigblueshock said:
Great info. Now I wonder if the Tronsmart W2PTE will charge at 9V/2A...
http://www.tronsmart.com/tronsmart-w2pte-type-c-quick-charger-3.0-dual-ports-rapid-wall-charger
USB C port output:3.6V-6.5V/3.0A,6.5V-9V/2.0A,9V-12V/1.5A(MAX)
USB A port outpout:5V/2.4A(MAX)
Technically it has the ability to, but I wonder if it can.
Click to expand...
Click to collapse
My guess is no because that is relying on a QuickCharge handshake to occur between the device and charger. Pixels will use USB Power Delivery which is an entirely different specification. It'd be great if it does, but I highly doubt it.
It seems even the ones on Amazon that are PD units all are either 15w (5x3) or have the 9x2 spec but don't actually show it as addressable in handshake.
I just want to give someone my money and I am getting upset that I don't have anyone to give it to...
@bigblueshock It seems Tronsmart W2PTE not a 9v/2a PD charger, I saw Choetech has a 29w USB C PD charger
https://www.amazon.com/Charger-CHOETECH-Power-Delivery-MacBook/dp/B01HZ61WWQ/ref=sr_1_1?ie=UTF8&qid=1475906398&sr=8-1&keywords=choetech+29W+PD+charger
Specification:
Input: 100V-240V AC 50/60Hz 0.7A
Output: 5V3A/9V2A/14.5V2A
I may try this one
Great Phone, I am thinking to buy it.
uhh, QC3 supports both 5v3a and 9v2a. I use my QC3 charger with my Pixel C and it rapid charges.
The same will most likely be true for the pixel phones
I think it still doesn't work because the difference is in the protocol for handshake, not a limitation in the ranges of current.
Sent from my SM-N930V using XDA-Developers mobile app
Wouldn't it be nice if the phone could say what it was receiving and how it had negotiated? I've accumulated quite a few mains chargers, power banks and cigarette lighter adapters.
A QC2.0 PSU makes my Pixel XL say charging rapidly, but it doesn't say how rapid. Another mains charger said charging slowly, which was odd (you'd expect that from an unpowered USB hub) and others just say Charging.
How are you supposed to know what's what? The supplied PSU says Charging Rapidly, but clearly it's more rapid.
Even just putting it as an option in the developer menu would be good enough. It would then enable me to check all my various adapters and establish what does what.
Wouldn't it have been nice to just have one standard?!
jonmorris said:
Wouldn't it be nice if the phone could say what it was receiving and how it had negotiated? I've accumulated quite a few mains chargers, power banks and cigarette lighter adapters.
A QC2.0 PSU makes my Pixel XL say charging rapidly, but it doesn't say how rapid. Another mains charger said charging slowly, which was odd (you'd expect that from an unpowered USB hub) and others just say Charging.
How are you supposed to know what's what? The supplied PSU says Charging Rapidly, but clearly it's more rapid.
Even just putting it as an option in the developer menu would be good enough. It would then enable me to check all my various adapters and establish what does what.
Wouldn't it have been nice to just have one standard?!
Click to expand...
Click to collapse
There are special USB adapters that you plug between phone and charger that will tell you what it's using and what the voltage and amps are.
I'm seeing unexplainable results, like faster charging from my old Motorola Nexus 6 Turbo Charger than with the included Pixel charger....
Sent from my Pixel XL using Tapatalk
alexjzim said:
uhh, QC3 supports both 5v3a and 9v2a. I use my QC3 charger with my Pixel C and it rapid charges.
The same will most likely be true for the pixel phones
Click to expand...
Click to collapse
I can second this. Plugging it in to a QC3.0 type C charger (like the HTC 10 has) displays a "charging rapidly" notifier on the lockscreen.
robstunner said:
I can second this. Plugging it in to a QC3.0 type C charger (like the HTC 10 has) displays a "charging rapidly" notifier on the lockscreen.
Click to expand...
Click to collapse
But that doesn't actually MEAN anything. I had a bad car charger that would overheat easily over time. My Nexus 6P would say "charging rapidly" and Ampere would show 100mAh, charge completion time was over 3 hours, etc.
Google designed the phone for USB-PD, nothing else. QC 3.0 does work with this phone. Unless someone uses a USB power meter and posts solid numbers like mentioned in a previous post, people need to stop posting this ****.
Nitemare3219 said:
But that doesn't actually MEAN anything. I had a bad car charger that would overheat easily over time. My Nexus 6P would say "charging rapidly" and Ampere would show 100mAh, charge completion time was over 3 hours, etc.
Google designed the phone for USB-PD, nothing else. QC 3.0 does work with this phone. Unless someone uses a USB power meter and posts solid numbers like mentioned in a previous post, people need to stop posting this ****.
Click to expand...
Click to collapse
I'll try it tonight with ampere. I remember seeing 1100mah, which isn't much but I'll report back.
Sent from my Pixel XL using Tapatalk

Old Nexus 6 Charger?

This is probably a dumb question, but if I buy some USB-C -> USB cables, can I use my old Nexus 6 charging bricks and still get fast charge on my Pixel? I have a couple of them from my Nexus 6, and I'd hate for them to be useless now.
Don't take my word for gospel but the OEM Nexus 6 charging block has the same output voltage as the pixels block.
Sent from my Pixel XL using XDA-Developers mobile app
I used the USB cable that came with the XL with my N6 charger last night. Seems to work just fine.
You absolutely can. Just make sure you have a Benson approved cable.
Also, it won't charge as fast as the OEM charger.
The N6 Charger Specs:
Nexus 6 battery is 3220mAh Turbo charger rates:
[email protected]=14.4W (Turbo 2)
[email protected]=14.4W (Turbo 1)
[email protected] =9W (Standard output)
You will only get standard output since the Type-C standard is 5v only. So you will charge at approximately 1.6A rather than the approximate 3A from the Pixel Charger
Did you guys ( gals too . . . ) see the www.fixit.com tear down ?
.
wtf ! there were the qualcom qc 3.0 chips soldered onto the main board . . .
old_fart said:
Did you guys ( gals too . . . ) see the www.fixit.com tear down ?
.
wtf ! there were the qualcom qc 3.0 chips soldered onto the main board . . .
Click to expand...
Click to collapse
What do those do for us?
Sent from my Pixel XL using Tapatalk
This may be helpful.
Below is a quote from a Google engineer from another forum.
"Will it be safe to use my nexus 6p USB-C charger with the pixel/XL?
I would advise against it. Please use the charger that comes in the Pixel box with it.?* The Nexus 6P charger will technically work with the cord it comes with, but if you use a USB-IF certified USB3.1 cord, the Nexus 6P charger behaves badly.
You do not want to risk a $800 phone on a $10 charger. If you use the OEM 18W Pixel charger, warranty will cover any problems you encounter.
Also, will it be safe to use any qualcomm Quickcharge charger?
Is the Qualcomm QuickCharge charger USB Type-A (square plug) or Type-C (round plug)?
Type-A (square plug) QC chargers: it depend on the manufacturer. Some make good chargers, others make bad. It depends on the maker.
Type-C (round plug) QC chargers: these are bad and go against the spec. I do not recommend using any Type-C Qualcomm QuickCharge chargers.
also, according to the processor spec, it does support quickcharge 3.0
No. The Pixel does not support QC at all. It uses USB-PD (PowerDelivery) at [email protected] and [email protected] levels. You need a USB-PD power supply with those levels or greater.
will there be any harm or advantage if i use a quick-charge 3.0 certified charger?
You need to speak to QualComm. I have personally tested "QualComm Certified" chargers that are bad. I have data to prove this. However there are many "good" QC3.0 chargers as well.
There will be no harm (if the charger is good). There is no advantage (if the charger is good). A QC Type-A charger will work like any other USB-A port and charge at 1.5A maximum. (It remains to be seen if the Pixel will recognize Apple 2.4A charging.)."
-Nathan K.
Link to said forum. Hopefully it's ok to paste here.
https://productforums.google.com/forum/m/#!topic/phone-by-google/jxhe1y4GRaU
https://plus.google.com/102612254593917101378/posts/1PJZT2g61Ag
My Nexus 6 Motorola Turbo Charger charges faster than my included Pixel charger...
Sent from my Pixel XL using Tapatalk
neyenlives said:
My Nexus 6 Motorola Turbo Charger charges faster than my included Pixel charger...
Sent from my Pixel XL using Tapatalk
Click to expand...
Click to collapse
Thats weird because it shouldn't
uploder said:
Thats weird because it shouldn't
Click to expand...
Click to collapse
Yeah I'm just saying based on how long it is saying it will take to charge to full on the lockscreen, when the phone is at the same level.
Sent from my Pixel XL using Tapatalk
Anyone have experience with micro USB to USB c adapters? I'd rather use that and carry around just a few cables
Sent from my Nexus 6 using Tapatalk
Robert_W said:
You absolutely can. Just make sure you have a Benson approved cable.
Also, it won't charge as fast as the OEM charger.
The N6 Charger Specs:
Nexus 6 battery is 3220mAh Turbo charger rates:
[email protected]=14.4W (Turbo 2)
[email protected]=14.4W (Turbo 1)
[email protected] =9W (Standard output)
You will only get standard output since the Type-C standard is 5v only. So you will charge at approximately 1.6A rather than the approximate 3A from the Pixel Charger
Click to expand...
Click to collapse
Awesome, thanks for the reply! So from what I am understanding, the cable is more important than the charging brick? I charge my phone every night, and I want to avoid fast charging in that scenario since I've heard that Fast Charges create more wear and tear on the battery than a standard charge. That being the case I'd like to use an old standard charging brick (like a samsung one) and then use a certified USB - USB-C cable to charge the phone.
My Nexus 6 block and pixel USB cable does not say charging quickly. It just says charging.
Sent from my Pixel XL using XDA-Developers mobile app
yankeesfan714 said:
My Nexus 6 block and pixel USB cable does not say charging quickly. It just says charging.
Sent from my Pixel XL using XDA-Developers mobile app
Click to expand...
Click to collapse
Wait till the battery is lower, then try again
Google Pixel XL Stop Motion Unboxing Video​
neyenlives said:
Yeah I'm just saying based on how long it is saying it will take to charge to full on the lockscreen, when the phone is at the same level.
Sent from my Pixel XL using Tapatalk
Click to expand...
Click to collapse
Sometimes those estimations vary quite a bit. Reinserting the plug resets this, and can sometimes change the estimation by a few hours.
Sent from my Nexus 6 using Tapatalk

charging issues with most chargers

Every charger i use chargers my pixel xl super slow. I've used the note 7 oem charger, choetech fast charger, aukey fast charger, etc. The only fast charging i can get it with the pixel charger. Anyone else dealing with this?
TechBSwift said:
Every charger i use chargers my pixel xl super slow. I've used the note 7 oem charger, choetech fast charger, aukey fast charger, etc. The only fast charging i can get it with the pixel charger. Anyone else dealing with this?
Click to expand...
Click to collapse
From what I've heard neither the Pixel nor Pixel XL support quickcharge or adaptive fast charging. They use something called USB POWER DELIVERY for fast charging, this is the technology that allows generic USB-C chargers to output 100W of power when charging USB-C compatible devices like the new macbook pros or the Chromebook Pixel. So unless u use another charger that support USB power delivery you shouldn't be able to fast charge your Pixel phone.
It has been hit or miss for me. If I use an adaptive fast charger that came with a note7/s7edge I will always get the charging rapidly indicator but charging can be dreadfully slow to somewhat quick.
I am assuming your device will show "charging rapidly" with the Samsung chargers?
To fast charge with the pixel or Nexus phones it has to be a USB c to USB c cable with the adapter being a USB c one. Not USB c to a.
I get rapid charging from my Nexus 6 charger and a USB A to USB C cable. I don't believe it's as fast as the Pixel charger, but it works well enough.
Sent from my Pixel XL
TechBSwift said:
Every charger i use chargers my pixel xl super slow. I've used the note 7 oem charger, choetech fast charger, aukey fast charger, etc. The only fast charging i can get it with the pixel charger. Anyone else dealing with this?
Click to expand...
Click to collapse
As others have stated, the Pixel uses USB TYPE C specification with Power Delivery. It does not and is not compatible with any other type of proprietary fast, quick, rapid charging methods.
You should be able to get 5v 2.4A using the Pixel's cable or any proper cable A to C cable with the proper 56k ohm resister
This is a good thread to look at http://forum.xda-developers.com/pixel/accessories/chargers-t3476073 and http://forum.xda-developers.com/pixel/accessories/usb-c-c-c-cables-t3493357
clockcycle said:
As others have stated, the Pixel uses USB TYPE C specification with Power Delivery. It does not and is not compatible with any other type of proprietary fast, quick, rapid charging methods.
You should be able to get 5v 2.4A using the Pixel's cable or any proper cable A to C cable with the proper 56k ohm resister
This is a good thread to look at http://forum.xda-developers.com/pixel/accessories/chargers-t3476073 and http://forum.xda-developers.com/pixel/accessories/usb-c-c-c-cables-t3493357
Click to expand...
Click to collapse
Thanks for the info, this is driving me crazy
imnuts said:
I get rapid charging from my Nexus 6 charger and a USB A to USB C cable. I don't believe it's as fast as the Pixel charger, but it works well enough.
Sent from my Pixel XL
Click to expand...
Click to collapse
That's what I am using and can go from 0 to 100 in just a little over 2 hours. Same time with note 7 charger and cable.
Seems pretty fast for me
I wonder why the device reports "charging rapidly" when using a Samsung adaptive fast charger?

Can a Quick Charge 3.0 charger be used with the Pixel 2 XL?

Hi,
I have several car chargers that use Quick Charge 3.0. Would it be safe to charge the new Pixel 2 XL with those chargers, and would it provide fast charge?
Thanks!
It will charge but not at the same rate as the stock charger 9v/2a. It will slow charger the pixel fine assuming your charger is good and you are using a good Usb-a to usb-c cable.
Quick charge is a qualcomm proprietary charging method that the pixel doesn't use. If you want fast charging I would suggest finding a usb-if certified usb-c charger that does 9v/2a. Obviously, the one on the Google store that comes with the pixel should work.
One word of caution. If you follow Benson Leung and Nathan K. on Google+, you will see there are a ton of out-of-spec usb c chargers and cables on the market. That is why I suggest that you buy one that is usb-if certified. That should offer you some level of safety (though not always, I'm looking at you belkin and your 27w car charger with power delivery)
CBMC said:
It will charge but not at the same rate as the stock charger 9v/2a. It will slow charger the pixel fine assuming your charger is good and you are using a good Usb-a to usb-c cable.
Quick charge is a qualcomm proprietary charging method that the pixel doesn't use. If you want fast charging I would suggest finding a usb-if certified usb-c charger that does 9v/2a. Obviously, the one on the Google store that comes with the pixel should work.
One word of caution. If you follow Benson Leung and Nathan K. on Google+, you will see there are a ton of out-of-spec usb c chargers and cables on the market. That is why I suggest that you buy one that is usb-if certified. That should offer you some level of safety (though not always, I'm looking at you belkin and your 27w car charger with power delivery)
Click to expand...
Click to collapse
Thank you for your detailed comment. Very helpful!
CBMC said:
It will charge but not at the same rate as the stock charger 9v/2a. It will slow charger the pixel fine assuming your charger is good and you are using a good Usb-a to usb-c cable.
Quick charge is a qualcomm proprietary charging method that the pixel doesn't use. If you want fast charging I would suggest finding a usb-if certified usb-c charger that does 9v/2a. Obviously, the one on the Google store that comes with the pixel should work.
One word of caution. If you follow Benson Leung and Nathan K. on Google+, you will see there are a ton of out-of-spec usb c chargers and cables on the market. That is why I suggest that you buy one that is usb-if certified. That should offer you some level of safety (though not always, I'm looking at you belkin and your 27w car charger with power delivery)
Click to expand...
Click to collapse
Yes, thank you for that info as well!
mcuellar said:
Hi,
I have several car chargers that use Quick Charge 3.0. Would it be safe to charge the new Pixel 2 XL with those chargers, and would it provide fast charge?
Thanks!
Click to expand...
Click to collapse
Just go for any chargers with Power delivery, it will work.
Yup. It's my understanding anything that goes from USB-A to USB-C, regardless of what kind of charger it is, will always charge at 1A or less.
Also make sure if you "have" to charge USB-A to USB-C, you don't use a "bad" cable. (see Bensen reviews)
bigblueshock said:
Yup. It's my understanding anything that goes from USB-A to USB-C, regardless of what kind of charger it is, will always charge at 1A or less.
Also make sure if you "have" to charge USB-A to USB-C, you don't use a "bad" cable. (see Bensen reviews)
Click to expand...
Click to collapse
My understanding is that you are referring to a cable that is wired for both data and charge. I have several "charge only" A to C cables that are wired different from data / charge cables. These charge my XL quite rapidly.
I believe quick charge 4.0 all also supports power delivery. But, I haven't found a 4.0 charger.
Sent from my Nexus 6 using XDA-Developers Legacy app
Here's a good article on trusted A to C cables.
https://forum.xda-developers.com/nexus-6p/accessories/verified-trusted-list-usb-to-usb-c-t3240969
mcuellar said:
Hi,
I have several car chargers that use Quick Charge 3.0. Would it be safe to charge the new Pixel 2 XL with those chargers, and would it provide fast charge?
Thanks!
Click to expand...
Click to collapse
I have been using all my Quick Charge 2 and 3 chargers and the work well.
They don't charge as fast as they did with my Nexus 6, but they are far from slow charging.
I am using these adapters on all my cables and they awesome.
USB Type C Adapter 4 Pack, JS Aluminum USB C to Micro USB Convert Connector with Keychain for Samsung Galaxy S8 New Macbook Pixel XL Nexus 5X 6P LG G5 G6 V20 Nintendo Switch and More(Grey 4 Pack) https://www.amazon.com/dp/B01LYR5F2X/ref=cm_sw_r_cp_apa_fm--zbAXX932S
Sent from my Pixel 2 XL using Tapatalk
Looking for the Quick Charge 3.0 charger for Google Pixel 2 XL ? I am just now using Choetech for my Google Pixel XL . It have an ability to Quick Charge 3.0 and USB Type-C ports. So, you can charge different phablets like Google Pixel 2 and Pixel 2 XL which are compatible with these ports.

Fast Charging using usb a -c pixel 2 xl

Has anyone managed to get a pixel 2 xl to fast charge using a normal usb a-c cable.
I have tried plugging it into a 2.4a usb wall charger and a QC2.0 charger and I can't get the device to pull any more than 1.5a
My pixel 1 used to charge fine @ 2.something A and it would say charging rapidly on the screen when charging.
Anyone got any experiences?
khizrs said:
Has anyone managed to get a pixel 2 xl to fast charge using a normal usb a-c cable.
I have tried plugging it into a 2.4a usb wall charger and a QC2.0 charger and I can't get the device to pull any more than 1.5a
My pixel 1 used to charge fine @ 2.something A and it would say charging rapidly on the screen when charging.
Anyone got any experiences?
Click to expand...
Click to collapse
Unlikely that you'll get fastcharge from a-c as the fast charge only comes from Power Delivery (this is not the same as Qualcom's Quick Charge which usually has a usb -a connection on the charger). The only chargers I've seen that implement it are usb c to usb c (no -a connections on the charger). If there are any Power Delivery chargers that have a usb -a connection at the charger, they are rare as all the ones I've seen are -c only.
That's annoying as I had no problem with my pixel 1
Annoying inconsistencies.
khizrs said:
That's annoying as I had no problem with my pixel 1
Annoying inconsistencies.
Click to expand...
Click to collapse
Yeah agreed, Pixel XL fast charged with many different cable types etc, this phone hardly charges fast charge, off my macbook old phone fast charged, PIxel 2XL nope, some battery packs I had before don't do it any more. And whats worse when not in rapid charge it is stupidly slow to charge
My ankor supposedly fast charges my phone, at least that's what my phone tells me (rapidly charging). It's one of those 5 port "iq"chargers
Sent from my Pixel 2 XL using Tapatalk
murso74 said:
My ankor supposedly fast charges my phone, at least that's what my phone tells me (rapidly charging). It's one of those 5 port "iq"chargers
Sent from my Pixel 2 XL using Tapatalk
Click to expand...
Click to collapse
Interesting, I have bought one of these to check.
I see no reason why this device cannot charge at 2-2.4a using a usb a-c cable.
khizrs said:
Interesting, I have bought one of these to check.
I see no reason why this device cannot charge at 2-2.4a using a usb a-c cable.
Click to expand...
Click to collapse
Ok, so I just looked at it again, and now it just says "charging"on the lock screen and I'm below 50%. Either it only works with the phone almost dead, or something changed in 8.1.
Sent from my Pixel 2 XL using Tapatalk
I have noticed that it only charges using a C - C cable. I have an Aukey USB C car charger and it charges rapidly on the USB C port on that charger, but not the USB A port on the same charger.
This charger is also a QC 3.0 charger, and nothing mentioned about Power Delivery: http://a.co/aG7adl6
My conclusion is that it HAS to be a type C charger for it to go anything above 1.5a.
Annoyingly it's worse specification that the device that it replaced.

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