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Please only use this tag if you feel your question is specific to Android 8.0 Oreo. It was officially released on August 21, 2017, on Pixel and Nexus devices.

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Android 8.0 (Oreo) keypad command codes on Samsung phones

What is the Android 8.0 + current alternative to the android 7.0 and below keypad dialer command "hidden" codes since that method no longer works? For example "##4636##" for phone info. Is it just ...
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14 views

Google Keep notifications if phone's turned off

I use Google Keep to remind me to-do things. The problem is when the reminder is set at night, when the phone usually is turned off, I can't get the reminder. Example: At 11 pm, I set the ...
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1answer
42 views

How do I stop a specific WiFi network from turning on WiFi automatically in Oreo

Background: With my Samsung Galaxy S7 finally updated to Android Oreo recently, I got the option to turn on WiFi automatically when in places where I frequently am. This is a great feature, which I ...
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57 views

How to set an alarm via ADB?

I want to set an alarm using ADB. So as adviced by this documentation, I try to use this command to invoke google voice action intents using adb: adb shell am start -a android.intent.action.SET_ALARM ...
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2answers
40 views

“App not found” for only applications in folders and on SD card

I rebooted my Samsung Galaxy S7 Edge this morning, however, upon restart any applications that are on the SD card and in a folder get the message "App Not Found" when trying to launch. These apps also ...
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1answer
33 views

Remove boot password from the command line

I just tried to remove the boot password on a Android Oreo device using the following command: $ vdc cryptfs changepw password original_password "" 200 5478 0 Even though the status indicated ...
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0answers
35 views

Can I emulate my NFC credit/bankcard with my phone?

down vote favorite Samsung Pay, Google Pay, Apple Pay or anything else isn't enabled in my country, but I do know that my card is using NFC. From what I have read there is a possibility that it can't ...
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0answers
26 views

How to connect to PEAP MSCHAPv2 Wi-Fi using system certificates in Android 8.0 Oreo?

This is in followup to a similar question about Android 7.1 How to connect to PEAP MSCHAPv2 Wi-Fi using system certificates in Android 7.1 Nougat? In there is said: "Android 7.1 has introduced some ...
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1answer
75 views

Adopted external sd card as internal storage - but storage space is not available

On my Xperia XZs with Android 8.0 I formatted the external SD card to be used as internal or adoptable storage. I had to use ADB to get this working. The system sees the storage, but I can't use it. ...
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0answers
21 views

Google Backup Transport Using Data Even When Data Is OFF

Ok, so before anyone flags this question to be unnecessary and already answered, hear me out :p I am running Android 8.0 on a Huawei Y9. I bought this phone about two weeks ago and ever since I ...
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0answers
46 views

android 8.1.0 - unable to reinstall apk

Pixel 2, Android 8.1.0 I have an .apk which has been signed by a developer on our team. The first time I install one of the builds, it installs fine. If I uninstall the app and try to reinstall it ...
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0answers
33 views

Resetting phone to one big internal disk?

My phone has 32GB internal storage and 128GB external (SD-card). Internal has 20GB to use for data and apps, of which 19GB is used. TomTom Go uses 6GB of internal storage. I can't move it to external ...
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0answers
56 views

How to format SD card as internal memory on Galaxy A3 Oreo?

The setting to format an SD card as internal memory was available since Android 6 I think, yet for some reason I don't have such option, the only operations available is "Format" and "Unmount", ...
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0answers
30 views

Remount sdcardfs to allow setting file permisions / ownerschips

I have a rooted OnePlus One running LineageOS 15.1 (Oreo 8.1). I am trying to adjust some file permissions/ownerships on the emulated sdcard partition. The partition seems to be mounted as an ...
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0answers
24 views

Android does not boot properly and services can't start due to read only permissions

I have a sabresd based reference board and I have ported android O from official source. I am facing a problem that none of the service works. All are getting killed. In my case adb is not present as ...
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0answers
21 views

Character not rendering correctly in Chrome

I recently got a new phone (Samsung Galaxy S8) and i noticed that this "ꜜ" symbol renders as a box in the Chrome app. Screenshot: My old phone, a Huawei Honor 8, did not have any problems with ...
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0answers
30 views

Play Store on Oreo cant download apps when VPN turned on

We have an issue where Android Oreo (v8.0) cannot download apps from the Play store when a VPN is turned on. This also happens to affect the Airwatch MDM agent in the same way as well. Devices - ...
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2answers
180 views

How to set the notification dots in a moto g6?

I activated the notification dots on my moto g6 following this process: settings>apps & notifications>notifications>allow notification dots But, the dots is not appearing. Did I do something ...
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2answers
50 views

How to bring back custom notification sounds in Oreo

I upgraded to Oreo about a week ago and I've noticed that all my apps' alerts now sound like my SMS alert. This means that I either get constantly bothered by unimportant notifications (It's your ...
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0answers
676 views

CPU usage by app on Android 8

My Samsung S7 is seriously overheated. Battery is being consumed super quickly. I need to see a simple list of applications with percentage of CPU usage. I am desperate because all attempts and ...
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0answers
19 views

Samsung S7 Oreo upgrade decreased screenshots quality

I did this week the Oreo upgrade on my Samsung S7 device. When I'm now taking a screenshot, the file is in JPG instead of PNG and the quality is just terrible. I really need to revert back to the ...
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0answers
32 views

Change the charging has begun animation

I was just offered the upgrade to Oreo and installed it. When my phone (Samsung Galaxy S7) was running Nougat and I placed it on the Qi charger, a pale blue puff of light would expand from the centre ...
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0answers
15 views

Disable notification animation delay animation

Scenario is following: Phone is locked, screen in blacked out Pushing power button / home buttom enables the lock screen Main lock screen wallpaper is visible After ~~200ms delay list of ...
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0answers
57 views

Is possible to change partition table structure with fastboot

I have an Honor 7x phone, model : bnd-l21c185b144 I did update this phone with this instruction set to OREO. ( I didn't know that model is not supported ) In update duration it got error and did ...
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0answers
16 views

Oreo silent for ringtone but loud for app?

I don't really want my phone to make any noise except for: Alarm clock One particular app How do I configure this within Oreo? When I go to: Settings -> Sounds and Vibrations -> Volume if i ...
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1answer
62 views

Can you change the number of icons In the 'quick settings' tray (Android Oreo)

Oreo has reduced the number of icons in the quick settings tray from 9 to 6. Is it possible to adjust the number of icons shown, e.g. to 6 or 12? Edit: Just to clarify: I mean the layout of the ...
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1answer
104 views

Improve load time/animation on lock screen (Samsung S7, Android Oreo)

The animation of the lock screen takes a little while, maybe half a second before showing any information. It's disguised as a fade in animation. This is annoying because pressing the home button to ...
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0answers
20 views

How can I make recent applications stay in the list longer?

I recently upgraded my phone to Android 7. Now the recent applications in the "overview" I get when holding down the "box" system button are removed very quickly, sometimes within minutes, so that I ...
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0answers
98 views

Unroot s7 edge help

I had my phone which was rooted. Now I have installed Oreo official international version. If I check eiither with SuperSu or by terminal I get that the device is not rooted. However, if I try to ...
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0answers
58 views

Cusmic Flow live wallpaper is not working in android oreo

There was a wallpaper cosmic flow live wallpaper which was a default live wallpaper in Sony Xperia s and some other devices as well. Previously the app was working on all devices but now it is not ...
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0answers
37 views

Samsung phones and the top bar of recent apps

On nougat, the recent tabs looked like this: On Oreo, they are all the same color: I want to find a way to revert to the nougat version. I plan to install magisk, but rootless solutions are ...
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0answers
68 views

How to skip the upgrade to Oreo

My Galaxy S7 downloaded the Oreo upgrade, and now a notification persists in my status bar and every now and then it pops up asking me to upgrade. I don't want to upgrade. Is there a way to skip ...
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0answers
243 views

Notification bar too dim on Galaxy S7 with Oreo

Last night my Galaxy S7 got an update that included upgrading to Oreo. I don't know whether the problem is specifically because of Oreo or if there was something else in the update that caused the ...
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0answers
48 views

Android 8 on Mi A1: where do sound notifications come from?

I've got a Xiaomi Mi A1 with Android 8.0 running on it (the most recent update). A day or so ago a weird thing started happenning: from time to time the phone plays double sound notification for no ...
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0answers
104 views

Badges without Notifications

My Galaxy S7 was just updated to Android 8 - Oreo. I get that one of changes in Oreo is tying the App notifications to the App Badges (e.g. your "unread messages" on the app Icon). However, it seems ...
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0answers
25 views

Pinning home app on Android 8

I'm trying to pin an application on Android 8 which is set as a home application. Android fails to do so with a message "Unknown error occurred". Is it possible?
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1answer
159 views

Disable notification spam at end of do not disturb schedule

I'm using a Galaxy S7 with Android 8.0.0 and Samsung experience 9.0. At the end of the do not disturb schedule all my notifications come through at once. All I hear is just the notification sound ...
0
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1answer
408 views

How do I simulate menu button on Android 8?

So far I've used the Assistant Menu on my Galaxy S7 as recommended in this question, but after a recent update the assistant menu no longer contains the old menu button. The "long press" suggestions ...
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2answers
121 views

How to send an encrypted s/mime e‑mail?

Simple question, but I couldn’t find the answer anywhere… I need to send encrypted e‑mails through using s/mime (talking about security, even most of metadata should be unknow). The problem is I’m ...
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0answers
18 views

My Android's DND quit working. What happened?

I have a Sony Xperia XA2. It's rooted, and DND worked just dandy for the first two-ish months or so after I got it. But now, despite me having automatic rules, it never actually goes into DND, and I ...
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0answers
167 views

No Root: How to delete 0 byte in root storage of internal storage?

This is the same to this question: Can't delete file in download folder But for me the answer is not clear, as per the OP's answer 'he turned on the SD Maid app' but did not stated what option in ...
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0answers
61 views

ADB shell change camera mode

I am playing around with the ADB shell to control a Samsung Galaxy S9 remotely. I can do most of the things I wanted to but I struggle finding a way to switch / toggle the camera modes. I searched ...
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1answer
286 views

Updating S7 Edge using Odin: stuck in Download Mode's “Downloading…”

I have done the following steps (in this order) to update my Samsung Galaxy S7 Edge using Odin: - Downloaded and installed the Samsung USB driver on my Windows PC - Enabled USB Debugging on my phone - ...
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1answer
729 views

How to show fps counter in Android 8?

In Oreo, is there a native way (preferred) or a 3rd party app that can show current screen refresh rate (fps counter), in the form of an overlay, in all situation (system UI, apps and 2D/3D games)?
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1answer
270 views

Long screen timeout on lock screen Oreo 8.0.0

After the Oreo 8.0.0 update on MI A1, the screen timeout when the lock screen appears, takes the same value as the sleep timeout. Usually when there was Nougat, the timeout on lock screen would be ...
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1answer
146 views

How can I find out if my device uses FBE or FDE?

Assuming that I have full access (root if neccesary) to a device running vanilla Android 8.1, how can I know if it is using Full Disk Encryption or File Based Encryption?
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0answers
28 views

On Android 8.0 and higher how do I move an activity to another display?

My device runs on Android 8.0. On the Android 8.0 features site I see the following message "users can move the activity from one display to another" in the section "Multi-display support". Assuming ...
2
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1answer
42 views

Limit Access to Safe Mode, Android 8.0+

I'm a parent, using an accountability app (MMGuardian) to limit access to certain games and apps on a Nexus 5X. The child phone is running Android 8.1.0. MMGuardian can't stop a child from rebooting ...
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0answers
22 views

Why do some app notification settings prevent me from blocking notifications on lock screen?

I rarely like notifications to display on my lock screen. In older versions of android OS, I could long-press on a notification and then choose settings to explicitly not show the notifications on ...
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0answers
90 views

Init Script Logging Not Working

So, I've implemented a set of tweaks utilizing an init.mytweaks.rc file in /vendor/etc/init In it, I am writing a few things to /dev/kmsg, just to log my "services" firing off... which, appears to ...