Please install a file manager on your device if you don't have one already. A file manager allows you to browse and select files on your device. Once the file manager is installed, it will be available within the chess openings trainer app. Use this file manager to select your pgn files or backup files.
Don't forget to allow all permissions to your file manager.
Please install a file manager on your device if you don't have one already. A file manager allows you to browse and select files on your device. Once the file manager is installed, it will be available within the chess openings trainer app. Use this file manager to select your pgn files or backup files.
Don't forget to allow all permissions to your file manager.