Issue Description
Notifications from apps do not appear, arrive late, or never show at all.
Common Causes
- Notifications disabled per app
- Battery optimization blocking background activity
- Do Not Disturb enabled
Step-by-Step Solution
Step 1: Check App Notification Settings
- Settings → Apps → App Name → Notifications
- Enable Allow notifications
Step 2: Disable Battery Optimization for App
- Settings → Apps → App Name → Battery
- Set to Unrestricted or Not optimized
Step 3: Turn Off Do Not Disturb
- Settings → Sound → Do Not Disturb
- Disable schedules and exceptions
Step 4: Restart Phone
- Test notifications again
Explore Further
- Reset app preferences
Prevention & Best Practices
Avoid aggressive battery-saver apps.