If you are on Android and the above settings don't offer enough control, you can enable advanced app-level categories:
To ensure your custom sounds work properly, they must meet specific Telegram specifications : Files must be in MP3 format. Duration: Sounds should be under 5 seconds long. File Size: The file must be 300 KB or less . 2. How to Change Notification Sounds telegram_notification_sound_effect
Open the desired chat and tap the or the contact name at the top. If you are on Android and the above
Tap on and select a preset or tap Upload Sound to add your own MP3 file. For a Specific Contact or Group: For a Specific Contact or Group: Select >
Select > Customize or navigate to Notifications > Customize .
A unique feature of Telegram allows you to use audio received in a chat as an alert: Tap a short or audio file in any chat. Select the option to Add to Notifications .