Questions tagged [maintenance]

Use this tag to refer to repair maintenance, scheduled maintenance, or preventive maintenance of Android devices.

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An app on the play store promises to TRIM without root access but I highly doubt if it even works [duplicate]

My phone is new so I can't root it because I don't wanna void my warranty just yet and trimming my phone would also not make a significant difference. Since most other apps on the Play Store promise ...
Sbeve's user avatar
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2 votes
2 answers
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This app promises to run "fstrim" without root but I am not sure if it works

I am not sure if this app works. Can someone please help me? My phone is new and in its warranty period so I can't root it yet. I tried this app but I am not sure if it actually did something. Unlike ...
Sbeve's user avatar
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1 answer
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How can I identify the cache if I see its name? One name is suspicious

If Device maintenance app is launched in Samsung S8, after pressing Clean Now button, storage cleanup briefly shows different apps, storage space of which is being cleaned: System cache OneNote ...
miroxlav's user avatar
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2 votes
2 answers
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How to completely clear my device of a particular company's apps?

Owing to a recent Motley Fool report of Google's actions pertaining to Cheetah Mobile apps, it occured to me that I would like to either uninstall or disable (in case uninstall fails), the apps ...
wbogacz's user avatar
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5 votes
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When should I run a consistency check on my removable MicroSD card?

I own an Android device with a removable MicroSD card. The card uses either FAT32 or ExFAT technology. These are "non-journaling filesystem" technologies, so the data on the cards can become corrupted ...
unforgettableidSupportsMonica's user avatar
2 votes
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How can I run a consistency check on my removable MicroSD card? [duplicate]

I own an Android device with a removable MicroSD card. The card uses either FAT32 or ExFAT technology. These are "non-journaling filesystem" technologies, so the data on the cards can become corrupted ...
unforgettableidSupportsMonica's user avatar
0 votes
2 answers
142 views

What is the best state to leave an Android device in?

I have a Moto E phone. I use it as a tablet to run apps, not as a phone, so I do not always need to leave it on. Is it more likely that the device will last longer if I shut it off whenever I am not ...
Village's user avatar
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3 answers
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Is a screen protector useful on a Gorilla Glass phone?

I bought a 2nd generation Moto E phone. According to this page at GSMArena.com, this phone has a "Corning Gorilla Glass 3, oleophobic coating" screen. I have seen many on-line shops selling "tempered ...
Village's user avatar
  • 291
0 votes
1 answer
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How to ensure apps get uninstalled cleanly?

I use to try (install and remove) a huge lot of apps to choose the ones I will actually like. I am afraid uninstalled apps can leave some residuals behind and this can crap up the system in some time. ...
Ivan's user avatar
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2 votes
1 answer
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Why is TRIM not supported on encrypted "/data" partition?

I have a rooted Lenovo A369i. I use LagFix (fstrim) to TRIM partitions. Previously it was working well with /data but after I encrypted my phone it doesn't. I decrypted my phone by formatting. But now ...
Aashish Kumar Shaw's user avatar
1 vote
1 answer
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Nexus 5 hangs after few minutes with screen off

So, recently, I've got myself a few broken Nexus 5 phones to try to repair them. One of these, however, eludes my attempts to diagnose/fix the problem. A few minutes after i press the off button to ...
user905747's user avatar
1 vote
1 answer
1k views

Periodic filesystem consistency checks are probably a good idea. Do current Android devices ever do them?

Let me start out by giving you some general background information. My actual question is at the very bottom of this post. Background, part 1: Journal replays vs. consistency checks. Please assume ...
unforgettableidSupportsMonica's user avatar
2 votes
1 answer
4k views

Is it safe to use compression for nandroids (backups) created by custom recoveries?

Many custom recoveries, like TWRP, have an option to use compression when creating nandroid backups. By default, this option is typically disabled. Is it safe to use the compression option? Are the ...
End Anti-Semitic Hate's user avatar
1 vote
0 answers
40 views

Have unrooted Samsung Galaxy 10.2 Tablet. I want to delete files, wondering if I can do it with USB cable then use Explorer to maintain files?

Have an unrooted tablet, a Samsung Galaxy Tab 10.2. Memory is getting tight on the tablet itself and my card is 64GB with most still available. I saw the answer using logcat built-in utility to delete ...
TheHeights's user avatar
7 votes
3 answers
7k views

When should fstrim run?

Based on this cyanogenmod forum thread, I tried to address the delay in running applications and switching between applications on my Galaxy Nexus running cyanogenmod with Android 4.4.4 by running ...
mattm's user avatar
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4 votes
1 answer
123 views

Does Android OS clutter similar to Desktop OS

What I mean by this. Is it expected that overtime, the performance of a device will be reduced, and the software will work slower? This is assuming no changes in core OS (e.g upgrade from 4 to 5 etc). ...
Giannis's user avatar
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3 votes
2 answers
7k views

How do I defrag my Android device?

I've seen a few apps online, but they don't seem legitimate. From what I've seen, they don't seem to show what's going on while the drive is being defragmented. So I decided I wanna stay away from ...
Dioxin's user avatar
  • 195
2 votes
0 answers
49 views

What does leaving your device off for a while do?

This page: What should I do before I try advanced troubleshooting says 3) Keep your device switched off for a while. Make sure you remove your SIM card (and the battery and SD card as well, if they ...
Travis Bemrose's user avatar
1 vote
2 answers
17k views

Galaxy Note is getting slower and less responsive [duplicate]

I've had my Galaxy Note about 18 months. It's progressively getting slower and slower to respond to user input. Any tap has an unpredictable delay, up to a few seconds. Even typing has a noticeable ...
Steve Bennett's user avatar
3 votes
1 answer
440 views

What should I do before sending my bricked phone to repair?

There are similar questions here, but this one is about a phone that doesn't turn on. I can't reset to factory. What should I do? Change my Google password? What information will the technician have ...
Jader Dias's user avatar
2 votes
3 answers
7k views

How to force TRIM on Android device?

With 4.3 enabling the support for TRIM (though I read that it was present since the first JB). I was wondering if there is a way for me to force TRIM on my device? Is there an app that I can sideload ...
Mr A's user avatar
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3 votes
1 answer
259 views

Do you need to run uninstallers/cleaners on Android to maintain performance levels like on Windows?

You'll have to forgive me as I'm not as familiar with the internal workings of Android/Linux as I am with Windows. I'm curious about performance degrading on an Android device in the absence of, for ...
Bill's user avatar
  • 31
3 votes
3 answers
7k views

How to clean up old application folders from prior ROM?

I installed CM10 on my GS2, and during the process I didn't format the file system as I wanted to retain my photos and music on the device. I was aware of an app called "SD Maid" that is supposed to ...
tbone's user avatar
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7 votes
1 answer
1k views

What should I do before I try advanced troubleshooting

Are there any generic troubleshooting steps and tips to be followed before I search for problem specific troubleshooting options? Then what are they? I only have a general knowledge on Android and ...
Sid's user avatar
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5 votes
1 answer
43k views

How to remove unused folders created by apps?

When I started with a fresh SD card, there were only very few folders in it. As time passed by when I tried many apps, I could see the folder list in my SD card seems to grow. It is understandable ...
Narayanan's user avatar
  • 7,134