Code to use 14398. Its backlit, learning remote, 4 in 1, gives you access to discrete commands that aren't preset via above code but can be mapped to unused keys. Commands like app like Disney+ or Apple tv.
If you do get the urc-7935, there are two types, one has the VUDU key and other has an A for Amazon. When programming the roku tv, see section D to program the TCL. If there isn't a section D in your pamphlet or you didn't get one do the followimg:
1. press and hold the RED Power key & HOME key until it blinks RED twice release
2. press the BACK key 5 times <- <- <- <- <- , it should blink GREEN twice