Modem mode is exclusively designed for Samsung devices. It is a non-chipset-specific feature available on all modern Samsung models.
To connect your phone in modem mode, you'll need to perform a factory reset. After resetting, the setup wizard menu will appear. You can connect the phone when the "Welcome" screen is displayed on your device.
In modem mode, Chimera software offers several features. You can use the "Remove FRP" depending on your device's security patch level. option to regain full access to your device, allowing you to use it without needing to enter the Google account credentials that were originally associated with the phone after a reset. The "Get Info" function allows you to view basic device details, and you may also "Enable ADB" based on the security patch level of your device.