Questions tagged [8.1-oreo]

Use this tag if your question is specific to Android 8.1 Oreo, an incremental update over 8.0 that was released in December 2017.

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SIM contacts reappear after deletion. All cache and data cleared, contact sync is off

I got a new phone and old contacts appeared on Google's stock Phone App. If I delete them, they reappear after I restart the phone. They do not appear on Google's stock Contacts app. Contact sync is ...
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74 views

ADB Root Grant Root Permission to App or Package

I am having a little trouble with my Development Board it is Orange Pi 4B, running Android 8.1 Currently I have access to ADB root and also can modify the system folder or even place files inside ...
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24 views

Root my oreo device?

I have some experience with rooting, upgrading, installing twrp and another stuff. My phone is Samsung Galaxy J7+ with (oreo). Btw, based on some articles that i've read, it's too risky if i want to ...
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System data taking up 11 out of 16 gb internal memory

My phone is a Samsung A320 2017 with Oreo. When looking in settings >> device maintainance >> storage it says: System / user data: 15,1 GB Unnecessary data: 1,04 MB Available space: 0,9 GB Under "...
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21 views

Android battery usage manager cause apps to crash

On Android 8.1, Moto G5 Plus, I sometimes get notifications from the battery manager of which are are using the most battery. When this happens, the app crash. Two of these apps are AirVPN and a ...
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43 views

SD applications return to Internal Memory [duplicate]

I have a Samsung J7 prime with Android 8.1, the issue is that my applications can be moved normally to external storage, but then it appears again in the internal memory. (when google play store ...
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13 views

T-Mobile voicemail in Android dialer app doesn't work

I have a Moto G5+ on the latest vanilla build of Android 8.1 Oreo from the manufacturer. My phone was purchased unlocked and completed with a T-Mobile SIM. I remember that earlier, maybe a year ago, ...
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74 views

How to install wifi driver on android-x86_64-8.1-r1?

I have bought a new USB Wifi dongle. It requires rtl8188eus driver. The CD comes with the dongle has drivers for android, but there is no documentation about how to install it. So, how can install the ...
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17 views

AOSP 8.0 Disable Wifi Display / ScreenCast

How do you disable Wifi Display / Screen Cast on AOSP. Is there is a switch or config you can turn this feature off? I looked in all relevant make files but could find the settings or libs for ...
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1answer
244 views

Android x86 Oreo (8.1) stuck at _ (underscore) after GRUB

I'm trying to install Android x86 on virtual machine in VirtualBox 6.0. The image I've downloaded is android-x86_64-8.1-r2.iso from android-x86.org The installation process I've followed is similar ...
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1answer
98 views

Disable “Unkown sources” setting in Android Oreo

In previous versions of Android one could go to Personal > Security and there disable the Unknown sources setting in order to install freely APKs from unknown origins. In Androi Oreo this was changed ...
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1answer
570 views

How to disable USB OTG on Android 6+?

I need to disable the OTG (USB) on Android 8. I already did it on Android 6 by disabling a permission on the file android.hardware.usb.host.xml but it is not working anymore on Android 8.1.
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Brightness slider mapping incorrect

I am using rooted MIUI 10 custom ROM 8.1 on my Xiaomi Mi A1 and whenever I tried to change to brightness, slider on the notification bar won't work correctly. Slider only works roughly between %1 to %...
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28 views

Spotify does not resume playing music after alarm clock

I've came across a weird issue. The problem is when I listen to spotify and browse the web using firefox or chrome. When alarm clock is triggered, then I click 'snooze', but Spotify does not resume ...
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1answer
67 views

What does vga=844 means and what other values are there?

I installed Android-x86 on VirtualBox and find the resolution to be too big, because it causes lags on the virtual device. I wanted to try a smaller resolution and came to the menu.lst file with the ...
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25 views

No service Issue in Redmi 5a!

I have Redmi 5a (android 8.1.0,MIUI version 10.3.2.0) which suddenly started showing no network.I was streaming youtube and suddenly both networks(dual sim) have been lost,i tried turning on and off ...
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16 views

Get rid of control keys in Microsoft's RDP Client

I need Microsoft's RDP client quite often on devices with a small screen. When showing the integrated keyboard there is also a black bar appearing on top of it which has special keys like the Windows ...
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2answers
395 views

How is the list of apps allowed to install another apps populated?

On Android 8.1, If I go to "Settings" > "Apps & Notifications" > "Advanced" > "Special App Access" > "Install unknown apps", what determines which app are in this list ? On my phone, ...
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263 views

“Internet may not be available” on WiFi connection with Android 8.1.0

About a week ago, my primary phone, a Galaxy J5 with Android 8.1, started displaying the infamous "Internet may not be available" message when connected to the router available in the flat where I ...
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149 views

Settings keep resetting after restart Oppo ColorOS

I have an Oppo R17 (Model CPH1879) running ColorOS V5.2.1 based on Android 8.1.0. The problem is that every time I restart my device or if its battery runs out, some of my settings are reset to ...
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1answer
137 views

Factory reset, will the os revert?

Hi I just purchased an Android phone that came with Android Oreo. It's replacing a phone that had Android Pie. Shortly after I set up the new Android Oreo phone It upgraded to Android Pie, but because ...
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22 views

In Android 8, during video recording, how the data is saved to disk?

In Android 8, during long video recording, 1) how often does the recorded video data is written to internal storage? 2) What is the size of each piece of data written? 3) Is the data stored ...
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1answer
34 views

Launcher preference not persistent between reboots

I recently purchased the BLU Vivo One Plus 2019, which runs Android Oreo (8.1). After installing kiss launcher and setting as my default launcher, I rebooted my device and the launcher reset back to ...
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1answer
59 views

Android tablet disconnects from wifi every ten minutes

I have a Galaxy Tab A Wifi only version (SM-T580), running Android 8.1.0. It is unrooted. Every ten or fifteen minutes or so, the wifi drops out. After about 30 seconds or so, it reconnects. No other ...
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22 views

Automate turning tablet on & off

I'm building a client solution and a feature request is to automate or schedule the hours during which the tablet is powered on and off as there will not be easy access to the power button. As far ...
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723 views

How to upgrade SWM 8802 to Android 8.1

I purchased a SWM 8802 double din automotive head unit from ebay and I was under the impression that it would have android 7.1 installed as advertised. Turns out it actually has android 5.1, which has ...
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1answer
106 views

How to move data to a bigger SD card (internal storage)?

I have a Moto G5 with Android 8.1. My 128 Gb micro sd card is formatted as internal, and I want to replace it with a bigger one (and I want to still use it as an internal storage). Is it any way I can ...
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1answer
182 views

Re-locking bootloader with stock ROM/recovery - Wileyfox Swift 2 Plus

I recently unlocked the bootloader on my Wileyfox Swift 2 Plus to take a partition image, as per this answer. I didn't flash the recovery or make any change to the ROM, and the device is not rooted. ...
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85 views

Notification access

Can I get notification access on my techno F1 Android version 8.1.0? And how? It's because am trying to use installed apps but they need notification access and that the feature is not on my device🤔
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0answers
242 views

Why can't I move apps to external sdcard? [duplicate]

I'm using Redmi 5 Plus with global Oreo 8.1 ROM, rooted with Magisk. And I can't move my apps to external sdcard. I tried with native method of Android. But the Redmi 5 Plus or MIUI doesn't seem to ...
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16 views

Any chance to get rid of “PC Sync” calendar entirely?

Ten years later... Can someone explain me, how did I get "PC Sync" calendar to my stock calendar app on my Android 8.1 / Neffos X9 and -- the most important -- how to get rid of it? I know, I can ...
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17 views

Google Maps always turns screen on

I've been using mobile Google Maps on a variety of Motorola Moto phones so far in two "modes": actual driving suggestions (screen turned on), sharing location and route with other people (screen ...
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1answer
57 views

Unable to clear user data in Google Play Music

Google Play music occupies more than 1GB on my mobile phone. As you can see in the screenshot below, User Data accounts for most storage around ~1GB. When I press the Clear Data button, the screen ...
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46 views

Can locally downloaded emails be recovered from Gmail app? Specifically, can this be done while offline or after a Gmail account is deleted?

I read Can downloaded Android emails be backed up? and that seems to be the closest thing I can find to what I'm looking for, but it's an older post. I have a Samsung Galaxy Note 9 with Android 8.1....
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19 views

Trouble running these 3 apps at the same time

I am on Android 8.1.0. (Non-rooted. LG LM-X212TA.) I would like to run all three of the following apps at the same time, but some seem to continue to crash when run at the same time. (I suspect ...
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1answer
23 views

Outlook not showing notifications

I am using ms Outlook on my moto g5 plus android 8. My Outlook app does not sure any notifications. It used to but not anymore. What do I do?
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58 views

Android storage errors, cannot write files, app keeps stopping?

My Android phone runs 8.1, model ASUS Zenfone Live V. I have 15.06 GB/16 of internal storage and roughly 11/128 on an microSD card. (I checked with ASUS when I bought it, it is the max storage and ...
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43 views

Broadcasting WhatsApp messages using third part app

I am a recruiter and I have to broadcast more than 100 candidates daily using WhatsApp. And practically it’s not possible to add 100-200 candidates daily. WhatsApp doesn’t allow broadcasting ...
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63 views

How can I add android phone as secure 2FA to my google accounts after OS reinstall?

I bought a new phone (Redmi 6) and signed up to my google account. Everything worked fine, I used it as a 2FA to log in to my google account (using Google Prompt method). I also have my older phone ...
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1answer
261 views

How to disable the google app in android 8.1.0?

I have been looking for the option using the google app itself, but when selecting the settings button inside, it does nothing, only stays in the same screen without the options in the second and ...
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2answers
1k views

How to disable “save password to Google?” prompt?

I am currently using a Galaxy Tab A 2016 on Oreo and the above prompt pops up everytime I log in an app. Is there a way to disable this prompt? Thanks.
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1answer
91 views

Easily scroll to last page of apps

I have to scroll right 63 times from the home screen to get to the page where icons are placed for new apps installed on my phone. Is there some shortcut to get there? Some gesture I can enable or ...
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1answer
1k views

Network Problem in Android x86

I dual booted Android x86 8.1 iso in PC. Everything went nice but when I set it up it was not getting network. I am using USB device for internet connection. Can anyone please tell how to fix it?
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1answer
12 views

Will android background execution limitation issue affect Android notifications in 8.1 + devices?

Recently i have updated my device from 7.0 to 8.1 . Will android background execution limitation issue affect Android notifications in 8.1 + devices? Some of the app's notifications are not showing ...
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1answer
671 views

Troubleshoot fastboot error 'remote: ' command not defined

Device: iMX 7ULP evaluation kit Platform-tools: r28.0.3 Image: O8.1.0_1.4.0_ANDROID_TOOL_7ULP_GA (ARM 32 Android 8.1) I used the image provided by nxp website on the device. Then I tried ...
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23 views

Google Drive showing device data without my consent

I signed in three Google accounts on my android phone. In Google account synchronization settings, I unchecked Google Drive so that no data from Google Drive server synced to phone and no data from ...
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26 views

How do I disable dark theme on a G5+ with 8.1

I have a Moto G5+ running Oreo 8.1. All my widgets have slowly drifted towards using the dark theme. I vaguely recall once enabling dark theme, but I'm not quite sure, especially since I've read that ...
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18 views

Multiple chrome tabs impact

I am interested in finding out how much impact on battery usage,data usage and memory/ resource drain does occur on my Android 8.1 (Oreo) when I have multiple instances of apps ( facebook 3 pages ...
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1answer
185 views

Screen Brightness accidently set to dimmest (blank screen) Android-x86_64-8.1-r1

I installed Andriod-x86 on a tablet and was happy with the results untill I changed the screen brightness setting. It accidentally got set to zero brightness. Now the GUI is not obtained when android ...
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1answer
972 views

Android(Oreo) 8.1.0 Set DeviceOwer app causes “Workspace has been locked”

I've been using my app as a deviceOwner App since lollipop. I have a new device here which I want to be DeviceOwner too. It is a Samsung galaxy Tab A 10.5(2018) SM-T590. I am currently running this ...