How to change ringtones on Samsung mobile phones using Baidu Cloud without logging in?

Hello, based on your description, it is recommended to try the following operations: 1. Set the ringtone format for incoming calls: MP3, AAC, AMR, 3GA, M4A, MID, OGG, WMA. Setting path: Settings - Sound - mobile phone ringtone Customize incoming call ringtone: Create a new folder ringtones in the SD card, put the songs in this folder Set the call volume: Settings - Sound - Volume - Ringtone 2. Message ringtone Set SMS ringtone format: MP3, AAC , AMR, M4A, MID, WMA, 3GA, OGG Setting path: Information-Menu key-Settings-Select ringtone Custom SMS ringtone: Create a new folder notifications in the SD card, put the song in this folder to set the SMS volume: Settings-Sound-Volume-Notifications