Samsung Galaxy M31 - Clear Gmail Apps Data

1. Settings > Accounts and backup > Accounts > {emailid@gmail.com}

2. Sync account:

    Drive: Disable

    Gmail: Disable

3. Settings > Apps > Gmail > Storage

4. Clear data > OK

URL: http://www.allgeek.tv/2010/11/25/clear-your-gmail-cache-android/

Restore LINE Chat History on Samsung Galaxy M31 Using Google Drive

PRE:

To backup, follow steps 1 - 6 on 'Back up LINE Chat History on Samsung Note 4 Using Google Drive'

1. Open LINE

2. Log in > Log in with phone number > Not now

3. What's the phone number for this device?

   Malaysia: +60xxxxxxxxx > ---> > OK

4. Enter verification code sent via SMS

5. Welcome back, {Name} > Yes, that's my account

6. What's your password: {password} > --->

7. Did you back up your old chats? > Yes, restore my chats > I'm ready

8. Allow LINE to access your contacts? > Allow

9. Choose account for LINE: {emailid@gmail.com} > OK

10. Restore chat history: Restore chat history

11. Chat history restored > OK

12. Start adding friends!

    Auto-add friends: Untick

    --->

13. Syncing account data...

URL: https://help.line.me/line/?contentId=20004537

Back up LINE Chat History on Samsung Note 4 Using Google Drive

1. Open LINE

2. More (3 dots) > Settings > Chats

3. Back up and restore chat history:

    Google account: {emailid@gmail.com} > OK > Allow

    Automatic backup: Off

4. Back up to Google Drive

5. Once backup completed, details shown:

    Last backup: {yyyy/mm/dd hh:mm}

    Total size: x.x KB

6. To restore, follow steps 1 - 13 in 'Restore LINE Chat History on Samsung Galaxy M31 Using Google Drive'

URL: https://help.line.me/line/?contentId=20004537

Disable AppCloud on Samsung Galaxy M31

Category: Bloatware - Keep 'disturb' user to install additional apps after setup of M31 device

1. Settings > Apps > AppCloud

2. Disable > Disable app

Restore WhatsApp Chat History on Samsung Galaxy M31 Using Google Drive

PRE:
To backup, follow steps 1 - 7 on 'Back up WhatsApp Chat History On Samsung Note 4 Using Google Drive'

1. Open WhatsApp

2. AGREE AND CONTINUE

3. Enter your phone number:

   Choose a country: Malaysia +60

   phone number: {enter_mobile_number_without_dash_or_space}

4. We will be verifying the phone number: > OK

5. Enter the WhatsApp 6 digit code sent via SMS

6. To find and restore your backup from Google Drive... > CONTINUE

7. Allow WhatsApp to access your contacts? > Allow

8. Allow WhatsApp to access photos, media and files on your device? > Allow

9. Backup found > RESTORE

10. Restoring messages (x%) > NEXT

11. Profile info > Enter {Name} > NEXT

12. Initialising...

13. Restoring media: x MB of y MB (z%)

URL: https://www.samsung.com/uk/support/mobile-devices/how-to-back-up-or-restore-whatsapp-data/