Possible S9+ Charging Issue?? - Samsung Galaxy S9+ Questions & Answers

Brought my unlocked S9+ home from BestBuy Friday (the first day they became available in the US). I successfully charged it up a couple times with the provided Samsung quick charger (wired) and a cheap wireless charger I grabbed at Walmart. However last night, having the phone on the charging stand I noticed the phone's red LED remained on too long even though the charging stand light indicated it was charging the phone. Finally early this morning I checked the battery level and it had gone down. The phone was not charging. I plugged the phone into the Samsung charger for the rest of the morning. After an hour or so I checked again and the level had drop a few more percentage points! WTF?? Anyway I shut down the phone and then tried again with the wired quick charger. This time it charged fine.
I wonder if this is a pending future problem. To be honest I was watching a YouTube tutorial last night on how to bring up the diagnostic screen (using a series of phone pad key presses). I wonder if that messed with the phone somehow (I did not knowingly make any changes. Just tried some of the "tests").
Anyway, hopefully this was just a one time issue...... If not, I'll report back.

I haven't noticed any issues. Maybe it was just a one off. The only thing that will truly tell is time I guess

what temperature had the battery?
Above 45°C?

I've had this issue. I caught it when the charging failed -- had an error about CPU being too high/hot. It would not charge until I re-sat the device on the wireless charger.

wifiguru said:
I've had this issue. I caught it when the charging failed -- had an error about CPU being too high/hot. It would not charge until I re-sat the device on the wireless charger.
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I did not notice an error message. By "re-setting" the phone on the charger do you mean moving it around?

i have this same issues. It says Fast Charging, But battery level gone down. Any one notice, Its simply say Fast Charging. But whenever its says Fast Charging and in Bracket (Its says how much time it take to complete) in that time charging works fine. I think its a software issue. Because i tried click Fast Charging turned off and on again.....then charging works fine. Some way in Software blocking this. I hope so.

Related

[Q] SGS3 (Samsung Galaxy S3) Charge Issues

Is anybody having issues with the charging of their SGS3?
It seems that my device charges as and when it wants. I wanted to find out how wide spread the issue is and the different cases in which it does not charge.
This could possibly help find some sort of temporary resolution.
My Galaxy note is extremely temperamental when it comes to charging. It doesn't seem to like any other cable than the one that came with it. I've been through several cables trying to find another that will charge it.
Some cables said they were charging the unit (and it the meter was going up) until I unplugged the cable to find the battery level drop from 100% to 5% in a second. With another cable, the handset said it was being charged, but the screen locked out and wouldn't recognise gestures. Others just wouldn't charge and the phone didn't even recognise them. It was all very odd.
In the end I gave up and just used the stock cable. It could be a Samsung thing?!?
Zobbster said:
I unplugged the cable to find the battery level drop from 100% to 5% in a second.
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Click to collapse
Same for me on SGS2 (GT-I9100). Often it discharged so much, it was switched off by the battery's low-voltage-protection-circuit. Then the phone started again because it had 5V at the USB and tried charging, but couldn't because the battery was not able to power the phone until the charging process started, so I had a nice bootloop
I had to build a constant-current-circuit with a LM317 to charge the battery a bit until it could be charged by the phone again.
It seems like the only way of getting rid of this is by using the original charger..
(Would be great if Samsung could make their devices be able to run from usb-power only)

[Q] "Slow Charge" notification? What did I do?

I started seeing a "Slow Charge" notification yesterday saying that I should plug in a genuine HTC charger to optimize the charging time. I normally charge the phone at my PC using a USB docking station and have done this since the phone was new in April without ever getting this notification. Despite the notification, it still seems to charge fine though, although it might be imperceptibly slower, I didn't really test it. I did test with a wall charger and the notification went away (it wasn't the HTC charger), so at least it is checking for something.
I am charging the phone at work today (also through USB/computer) and get the same message, so it isn't just the home setup.
A couple theories that someone might be able to shoot down for me:
I accidentally ran my phone completely out on Saturday, would that have triggered anything? Maybe the battery needs a few cycles now that it has been fully* discharged?
The phone has been fairly warm when plugging in the last couple days (new game ), would that trigger this? It wasn't warm every time though and the notification is still there.
Unlikely, but was there a change with the 4.3 update that might effect this?
*The phone shut off, but I assume that didn't damage the battery since the phone did an automatic/controlled shutdown at 1% or so to go.
USB charges at 100mA and can ramp up to 500mA. The wall charger is 1A and will therefore charge significantly faster. Neither is an issue, but my HTC One has a tendency to see any non-charger as a USB port and therefore slow the charging. Only real problem is driving with GPS running.
SinisterJunkie said:
USB charges at 100mA and can ramp up to 500mA. The wall charger is 1A and will therefore charge significantly faster. Neither is an issue, but my HTC One has a tendency to see any non-charger as a USB port and therefore slow the charging. Only real problem is driving with GPS running.
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Thanks.
Like I said, it hasn't been a problem, I don't even notice the difference in time to charge, it is just that it is new. And after 6+ months of ownership, something new randomly appearing is weird.
It is currently charging in the same port and doesn't have the notification by the way, so it appears random. Go figure.
I agree that it appears randomly. I'm not a fan of this 'feature' that HTC built in. I'm still looking to find out what HTC's threshold is the activates the notification and the slow charge mode. The only charger that this concerns me on is my car charger, but I haven't received the message lately. I also have not used my GPS on a long trip in a while.
Same issue "Slow Charge" notification + No PC connection
I also purchased my phone in April. Just recently (month or so) my phone is now giving me the "slow charge" notification. Also, I can no longer connect to ANY computer. I have tried 6+ computers and none of them recognize the phone. The phone doesn't seem to notice it is plugged in to a USB port either. I have tried toggling the Developer Options and USB debugging without any change. There doesn't seem to be much info on the internet regarding this issue, but the ones that I do find seem to be similar to my issue. This seemed to happen after the 4.3 update.
Are you also having problems with accessing your phone storage when connected to a computer? Thanks.
Dazrin said:
I started seeing a "Slow Charge" notification yesterday saying that I should plug in a genuine HTC charger to optimize the charging time. I normally charge the phone at my PC using a USB docking station and have done this since the phone was new in April without ever getting this notification. Despite the notification, it still seems to charge fine though, although it might be imperceptibly slower, I didn't really test it. I did test with a wall charger and the notification went away (it wasn't the HTC charger), so at least it is checking for something.
I am charging the phone at work today (also through USB/computer) and get the same message, so it isn't just the home setup.
A couple theories that someone might be able to shoot down for me:
I accidentally ran my phone completely out on Saturday, would that have triggered anything? Maybe the battery needs a few cycles now that it has been fully* discharged?
The phone has been fairly warm when plugging in the last couple days (new game ), would that trigger this? It wasn't warm every time though and the notification is still there.
Unlikely, but was there a change with the 4.3 update that might effect this?
*The phone shut off, but I assume that didn't damage the battery since the phone did an automatic/controlled shutdown at 1% or so to go.
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Click to collapse
Hi bigpile,
Did you find a solution for this? It now happens to me too (slow charger notification and no usb debugging).
Same issue..
My HTC just started doing that. Tried all the usb ports on my pc it comes up with a "slow charge" message but if I plug it into a wall charger (a Nokia micro usb on in fact) it works fine.
Main concern is that the phone will no longer come up under "My Computer"
I can charge it fine using the wall charger but it just doesn't want to work through my usb port on the pc (I have tried changing the cable same issue)

[Q] Wireless charging battery notifications

I have Tylt wireless charger and AT&T Samsung Edge,
my problem is that when my phone reaches full charge in the middle of the night it emits audio notification on full charge and turns on screen, then it turns screen off, in a few minutes, when phone reaches 99% it pops wireless charging audio notification and turns screen back on, in a min screen turns off only to come back on when it is fully charged, all of that repeats until I am awake and take it off the charger, and if it is in the middle of the night, by the morning it is not a full charge again, any way to turn all of that nonsense off?
I Have the exact same issue. Would love a solution to it.
No such issues here with the official Samsung charger.
Sent from my SM-G925P using Tapatalk
With the official Samsung charger (and another charger that I have), what I find is that it will charge fully by, say midnight or 1, and then just stop charging. By morning it has been not charging for 4-6 hours, and is no longer fully charged for the start of my day. Going to start plugging it into the charger at night instead, as this results in a full charge in the morning.
Uggghhhh
Glad to hear another useless "feature" of this phone! Now I can't use the wireless charging. Boy, they sell us on the 9th and 10th wonders of the world...Fast Charging (which fries the phone) and Wireless Charging (which keeps you up all night, or doesn't give you a full charge otherwise). Let's see now...that makes about 2053 problems so far with this thing....:silly:
mine charges until reaches 100% and stay green so it still passes energy and stays there until morning with 100% and dont turn on the screen to let me know its fully charged.i dont know make yours do that.
marcochapita said:
mine charges until reaches 100% and stay green so it still passes energy and stays there until morning with 100% and dont turn on the screen to let me know its fully charged.i dont know make yours do that.
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most of my TW roms that did wireless seemed to do this. I know there is a .Ogg file that you can delete to stop the beeping. BUT needs to be rooted.
I am going to hold off on rooting for a while as my 925i lets me deblote most of the stuff without. I just want to root without setting off KNOX. I'll give it a few more weeks.
you do know that even its not out yet,when you root youre phone you loose samsung Pay. i know its not out yet but will be a feature that i will be using.

Meizu MX4 charging issues.

So I got my MX4 yesterday, opened it like a kid at Christmas. But weirdly the battery won't charge while the phone is turned on.
I left it overnight plugged in to a good charger and turned on, and it didn't even raise 1%. But when I turn it off and connect to a charger it charges with no issues.
I suspect this isn't hardware related due to the fact that it charges fine when turned off.
Anyone have any ideas?
In my case, it was a software problem that has been since fixed with OTA-5.
The battery percentage displayed used to be on the fritz but it's all good now so look for that system update in the settings and let us know if the issue remains
Thanks for the reply!
It's not just a battery % issue though, because it's actually not charging when it's turned on. Like I said if I turn it off and charge it it charges like normal and it starts from the % it was saying it was in the OS.
I do have OTA 5, but I think I might try flashing to Devel and back, or resetting the phone.
Thanks,
For me, I wouldn't see a difference in percentage until I rebooted the device :/
Don't hesitate to contact Meizu's customer service depending on the outcome

Swift 2 + Battery

So my phones battery discharged from almost full to completely empty last night while plugged in. It seems to be charging fine right now however but I did fiddle around with it a bit. Even if it wasn't plugged in it discharged way too fast for regular standby and non of the "use since last full charge" look odd. Anyone else had anything like this happen?
So it turns out a least part of the problem was that my charge cable is damaged, it only works when plugged in in one direction. I still don't know why it was apparently running flat out all night though.
I wouldn't worry about it; there's no telling what a bad cable can or cannot do with your software. For all we know the software was unable to go to sleep because it constantly started charging, then stopped, then started again... Cut your losses, buy a decent cable and forget about the issue
One thing I tend to do to keep my phone behaving: I reboot it every so often (at least once a week).

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