If your K2001n has 5GHz Wi-Fi, yes. For 2.4GHz only, wireless may still lag – use a USB cable.
The is not a gimmick. It delivers measurable improvements in privacy, multitasking, wireless projection stability, and daily driving usability. If your unit is still on Android 10 (or older), this update is highly recommended. K2001n Firmware Update Android 11
The 4PDA community maintains extensive firmware archives. Navigate to the “Chinese car radios” thread. If your K2001n has 5GHz Wi-Fi, yes
10” Android car radio hidden menus and passwords K2001n T3 If your K2001n has 5GHz Wi-Fi