Questions tagged [cache]

A cache can be defined as a component that transparently stores data so that future requests for that data can be served faster (no necessity to load from somewhere).

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35 views

Android - is there any negative impact when you wipe out RAM and CACHE data for all Apps at once?

in Android phones, there are settings related to the phone's internal storage. I am interested in two of those settings, "delete all RAM data for all Apps", & "delete all CACHED data for all Apps"...
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How can one increase Microsoft Outlook (Android application)'s cache size?

How can one increase Microsoft Outlook (Android application)'s cache size (in terms of number of emails stored offline, disk space or some other measurements)?
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How to clear android cached .apk data

I'm developing a mobile application for android and testing with a physical device. I have two versions quite different but same name etc. When I desinstall one apk to test the other, the old one is ...
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19 views

Nothing will clear chrome's cache on android

I'm editing the mobile version of my website and I can't get the site to update on my phone. I have tried: Clearing the cache normally Going in incognito mode Requesting the desktop site Pressing (i)...
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68 views

Can't erase cache using fastboot on OnePlus2

My OnePlus2 (I think using OxygenOS) displays start icons (normal logo and fastboot, depending on how I boot it), however, afterwards the screen always remains black, while the phone responds to key ...
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1answer
1k views

E:failed to mount /cache (invalid argument) - how to format?

I have a Asus Zenfone 2 and a few days ago it ran out of battery and turned off. Then after I charged it up and restarted it, it wouldn't turn on. It gets to the logo and the loading circle and just ...
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36 views

How to delete app remnants without root privileges?

I installed Chrooma Keyboard on an Android Nougat device. It worked fine, including swiping to enter text. After adjusting Chrooma's settings several times, it started to have a problem where ...
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68 views

Salvage app cache when unable to open app

Every time my phone reboots and sometimes even without reboot when it's working at I guess full capacity, it resets its settings and acts like I just booted the phone for the first time except from ...
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69 views

How to prevent apps from storing cache on SD card?

Objective: Keep all the data in phone (including SD card) protected unless it is decided otherwise. What other way I have tried (and failed): Using Adoptable storage. This is what I did with my ...
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62 views

Modifying etc/hosts file doesn't work for redirecting to something else

I need to do it for security testing purpose of an app. I have a rooted emulator which runs 7.1.1, It is rooted, I changed hosts file by using echo command, root file explorer, adb push and every else ...
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1answer
78 views

How can I sort applications by cache size?

How can I sort applications by cache size? I can sort applications by data size in Settings → Apps storage, but it doesn't take into account the cache size, which can sometimes be significant. ...
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0answers
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Will clearing image cache delete images from phone? [duplicate]

In my Oppo A3s, in the settings app, there is an option to clear image cach(approx. 900mb). I just want to know, if it will delete the image from the device(or sd card) or not. Thanks.
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1answer
107 views

How to delete my personal files retained by an app?

I'm using Android Excel and Word apps on a non-rooted Galaxy Note 8. Over the past months I've opened a couple of files from external sources (email and SD card), but was shocked to find these files ...
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2answers
782 views

Will clearing image cache delete images from gallery?

I have an OPPO A3s where there is an option to clear image cache approx. 900 mb. size. I want to know if clearing it will delete my pictures or not?
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40 views

Is there a way to set the maximum total cache size?

The cache on my device (Samsung Galaxy S5, unrooted!) grows very quickly. Is there a way to just set the maximum allowed system-wide cache size? My device always restarts (and takes a while ...
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16 views

Why won't my S9 clear cache?

When I go to apps, I select clear cache. The cache for the app clears to 0. But only for a second. When I close the window and then go back to the cache data, it is no longer at 0 anymore. It does ...
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21 views

When does DNS cache is created and deleted per interface in android

I was looking into the code in res_cache.c in android aosp. It has an cache implementation for DNS entries per each netid. I am just curious to know when that cache will be created (like the interface ...
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270 views

Unable to wipe cache and install ROMs on Samsung SM-A720F (A7 2017)

I got a notification for a newer version of Android available for my mobile. So I just downloaded and installed it. Everything was fine until I saw my screen was freezing. Home and back buttons worked ...
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3answers
490 views

Vital signs of unfamiliar software are present in safe mode: TopBuzz in Galaxy Note8

In Device Maintenance system app on Samsung Galaxy Note8, there is a TopBuzz cache shown when caches are being cleaned. Also in the safe mode. It reappears as a cleanup item every few minutes together ...
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1answer
245 views

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 ...
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1answer
380 views

Unidentified files stored as Facebook cache

I found several large files stored as Facebook cache in the emulated path. 277_428_10_0_en_us_1013.0,% is one example of close to 1,000 files. What are they? I believe I have had a my phone to have ...
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1answer
103 views

Exclude an Android/data folder from cache cleanup

I have a game which downloads all of it's data and contents in a folder in Android/data . The size is over 400MB and device is not rooted. Every time I do a cache and junk cleanup, All files of this ...
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66 views

How to clear dalvik cache if DDMS doesn't recognize device?

I have a Navon Platinum Explorer tablet (wich is not an original Navon tablet). Few years ago I was able to clear the dalvik cache, with DDMS in Eclipse (Mars) but it's full again and DDMS doesn't ...
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0answers
280 views

Is my device unrecoverable without factory reset? - com.andoird.phone stopped

Yesterday I took my Xiaomi Mi A2 from my pocket and saw a warning screen (text-only) telling me the device couldnt start and if the issue persisted I might need to do a factory reset and wipe all my ...
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0answers
147 views

Is there a command in /system/bin to wipe cache?

Is there a command in /system/bin to perform cache clearing?
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1answer
339 views

Home button, Notification Bar, and Recent Tabs not working

I have an Asus Zenfone 4 Max with Android 7.1.1 OS and the home button doesn't seem to be reacting with the software (probably ZenUI Launcher) because it doesn't work or go back to the home screen but ...
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1answer
4k views

Is there any benefit to wiping Dalvik Cache after rooting my phone?

Every time I do an OS update, it removes the root so I need to re-root my phone using TWRP. TWRP gives me the option to wipe the Dalvik Cache after flashing any sort of item. I understand that there ...
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1answer
2k views

`Wipe Cache` option missing in Google Pixel 2! (A/B device)

I am not finding the option Wipe Cache in the recovery mode of Google Pixel 2. can anyone tell how could i enable it if it is disabled by default and is it there in this device or not?
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1answer
8k views

What is CCleaner for Android referring to by “Hidden Cache”?

CCleaner for Android cleans regular cache and "hidden" cache. What do they mean by "hidden" cache?
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1answer
129 views

How to view internal AND SD card storage on my Moto e4 when I connect it to my computer?

Up until a couple of hours ago I have been able to view my internal storage and SD storage on my phone when I connect it to my computer via USB. I simply swipe down on my phone, click USB for file ...
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1answer
570 views

Does an Android Factory Reset also clear the cache partition? [duplicate]

In researching a possible answer to this question about "Server error occurred. Restart Camera." while taking photos on the Samsung Galaxy S6, I read this article. The article talks about wiping the ...
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42 views

Are SD card file systems cached somewhere?

After removing the SD card from the phone, is the file system tree still stored somewhere accessible? I previously used ES File Explorer to view the contents. In case it is phone specific, Samsung ...
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1answer
85 views

Weird Screenshot and downloads

I have a Samsung J3 something... Its thru virgen. At least once a day my phone freezez then the screen turns black then comes back to normal. Then when I go to my gallery a "file" or "cache" is ...
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1answer
353 views

Delete a single dex file

After I unstalled a system app (guvera music) using es file explorer, its .dex file still exist in the /data/dalvik-cache/arm folder even after restarted my phone. Why Android is not smart enough to ...
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2answers
6k views

Clear cache for specific site on Chrome for Android?

How do you clear the cache for a specific site on Chrome for Android? I've already tried going to the site's settings and pressing the "Clear & Reset" button, but the site's cache still hasn't ...
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1answer
41 views

Cache transfer when switching phone

Is the content of the web cache of my phone transferred when I switch from one android phone to another? How about web history and DNS cache? Thanks
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1answer
74 views

What data is included in Auto Backup?

On my Android 7.0 phone, I see that I can set auto backups for the phone data. (click image for larger variant) For apps, it says that it will back up app data. I see that Android apps have both ...
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1answer
6k views

Is WebView localStorage stored in the app cache? [closed]

I am writing a hybrid app (Cordova 6.5, Angular 1.5, Ionic 1.3, HTML5) that will run on Android. This kind of app works in WebView. My app has a few images bundled with the app and most of the data ...
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1answer
47 views

Is it possible to add a “clear all app button” in android stock

I'm using a moto G (2015) which has android 6 stock. There is no button to clear all apps launched. By "clear" I mean quit and delete cache. Some skins have such button sometimes represented by a ...
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1answer
164 views

How to clear cache of Android's built-in podcast player?

In 2016, Google launched a secret unnamed podcast player. If you search for a podcast, a special player app will appear. This app lets you: play podcasts in the background with the phone locked ...
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0answers
2k views

LG Stylus 2 Wipe cache partition

My friend have LG Stylus 2 quite laggy and need to wipe phone cache We have already wipe cache from apps with following method Drag down the notification bar and tap the Settings icon Settings icon....
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1answer
89 views

Access potentially cached websites (Chrome)

Having difficulty with my insurance company and would appreciate some help. I have in my browser history on Chrome on my Android Phone that I accessed the insurance site, and a particular page, to ...
2
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1answer
413 views

Android App Cache Security

I have found that when an app is in use and correct information is provided to it from a user, the information doesn't allow a successful login. However, by clearing app cache, the login is successful ...
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1answer
800 views

Hide files from WhatsApp's possible attachments

I have a problem. I have some files in my android phone which I don't want to be shown on WhatsApp attachment possibilities. I created the .nomedia file inside the directory where the files are but ...
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1answer
44 views

Retrieve the original content of a webpage that was browsed in Chrome?

I browsed a post on Craigslist in Chrome in my Android phone, and after a few hours when I checked the post again using the same URL, the webpage says that the author of the post has deleted the post. ...
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2answers
2k views

Recover photos from Google Photos cache

About two months ago (just over 60 days so they are no longer in Trash), I manually deleted thousands of photos off my Google Photos account due a problem I had with duplicate files. I had a back up ...
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2answers
10k views

Can I safely delete .facebook_cache folder if I don't have a Facebook app installed?

I have noticed that there is a folder named .facebook_cache in /storage/emulated/0/ I have never had the Facebook app or the Facebook Messenger app installed on the device and I don't intend to. At ...
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2answers
1k views

Is there a cache memory in android smartphone as there is in laptop/desktop?

I know there are l1/l2/l3 cache in laptops but is the same kind of cache memory available in android smartphones. Also here in this link when website writes about lrucache what does that mean ?
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How can I transfer offline songs from Spotify into a dual app of spotify to access downloaded music

I am from a country where Spotify is not supported so I have installed it using vpn. I am using the 7 day premium trial which allows one to download and access music files. Can I reinstall the app and ...
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1answer
345 views

Nexus 5 won't boot into OS, bootloader/adb won't let me do anything either

Nexus 5 power button started "sticking" and would get itself into a "boot-loop". I looked it up and it seemed lots of users were having issues with the power button on the Nexus 5, so I just decided ...