On some devices you may need to edit some settings to avoid trainings getting interrupted. Se below for a guide on how to allow the app to keep running in the background during your whole training
Search for Your app and tap to enable
MIUI 10
To let your app run successfully in the background, make sure your settings look like the following (here for example is Sleep as Android):



Power management
Please enable:
- Settings > Advanced Settings > Battery manager > Power plan is set to Performance
- Device Settings > Advanced Settings > Battery Manager > Protected apps – your app needs to be Protected
- Device Settings > Apps > your app > Battery > Power-intensive prompt and Keep running after screen off
- Settings > Additional Settings > Battery & Performance > Manage apps’ battery usage and here:
- Switch Power Saving Modes to Off
- Choose the next options: Saving Power in The Background > Choose apps > select your app > Background Settings > No restrictions
App battery saver
Security > Battery > App Battery Saver > your app > No restriction
Autostart
(according to Xiaomi:
Open Security app > Permissions > Auto-start
Enable Autostart for desired apps.



App pinning
When you open recent apps tray, drag your app downwards – it will be locked. So even if you clear recent apps it will not clear from the background. Drag downwards again to clear your app from the background.