Open the Google Play Store app
Tap your profile icon in the top right
Tap Manage apps & device
Tap Updates available
Tap Update all or update individual apps
Wait for the updates to finish
Open the app again if needed
To update a specific app, search for it in the Play Store
Open the app page
Tap Update if available
To turn on automatic updates, open the Play Store
Tap your profile icon
Tap Settings
Tap Network preferences
Tap Auto-update apps
Choose your preferred option
Make sure your phone is connected to Wi-Fi or mobile data
Make sure you are signed in to the correct Google account
Restart the phone if updates do not appear