Notifications are enabled by default in Instagram app. Access notifications through profile settings menu. Turn off Pause All option before enabling notifications. Choose notifications from Everyone or Followers. Customize notifications for likes, comments, and first posts
Turn off all notifications through Settings > System > Notifications & actions. Disable notifications from specific apps by navigating to Notifications & actions. Focus assist settings allow configuring notification times and priorities
Sign in to YouTube with your Google account. Search for a channel or video. Click the oval "Subscribe" button below the video. Unsubscribe anytime by tapping the button
Open Settings app and find Instagram in "I" section. Enable notifications by tapping green switch. Customize notification options including sounds and lock screen display. Set notification previews to always, when unlocked, or never
Open Android Settings and navigate to Apps. Find WhatsApp and tap Notifications. Toggle "Show notifications" to enable
Tap "ALL" at top-right corner of Subscriptions page. Channel subscriptions appear in list with blue dots for new content. Default sorting is "Most relevant", can be changed to alphabetical. Notifications can be enabled or disabled for each channel