Get updates from a channel when you subscribe to it:
If you subscribe to a video or channel with an audience that’s set as made for kids, your bell setting will automatically be set to 
- Go to the channel homepage or watch page.
- If you're not subscribed, tap Subscribe. When you subscribe to a channel, you’ll automatically get personalized notifications.
- Next to "Subscribe," tap the bell icon
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- Tap Options at the bottom of the screen to choose between receiving all, personalized, or no notifications. Learn more.
.Check the account you're signed into
- Go to the Account icon
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- Tap Switch account.
- You'll see which account you're signed in to. If it's not the one with the notification settings you've set, select the account you'd like to sign in to, or to sign in to a different account, select Add account.
.Check your app notification settings
- At the top of your screen, tap your profile picture
.
- Tap Settings
.
- Tap Notifications.
- Choose what notifications you want to get:
- Recommended videos: Get notifications about recommendations based on what you watch.
- Subscription highlights: Get personalized notifications about updates across all of your subscriptions.
- Notify me via: Choose how you want to receive subscription notifications (e.g. mobile device or email).
- Activity on your channel: Get notifications about comments and other activity on your channel or videos.
- Replies to your comments: Get notifications about replies to your comments.
- Shared videos: Get notifications when others share videos with you or reply to your shared videos.
.Check your device settings
- Open the Android settings app
- Tap Notifications
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- Check the box next to Receive notifications.
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