Samsung has now started the development of One UI 5.1 firmware. Similar to One UI 5.0, One UI 5.1 will be based on the Android 13 operating system.
Samsung is internally testing Galaxy S23 smartphones’ firmware as another test build spotted on the server. According to input (via @tarunvats33), the company is now testing the third build on the Galaxy S23 device, which carries build version ending AVKT.
Here are the latest photography with One UI 5.0 (Android 13 ) 
