To create a channel, tap on the pencil icon, select 'New Channel', and follow the prompts. To join, find a channel via search or a shared link.

Secret chats are end-to-end encrypted. To start one, tap on a chat, select 'More', then 'Start Secret Chat'. They'll help keep your conversations private.

Yes, you can customize notifications by going to Settings > Notifications, where you can adjust sound, vibration, and message previews for individual chats or groups.

Tap the sticker icon while in chat to access stickers. You can also search for GIFs by tapping on the GIF icon and entering keywords. Send them easily with a single tap.

Night mode changes the app's theme for better visibility at night. To enable it, go to Settings > Appearance > Night Mode, and select your preferred settings. You can schedule it to activate at sunset or manually.