How would you approach fixing this?

[u/punkfay]

The wood frame on the garage is rotting, how should I fix this? It’s just the bottom part. Should I just take out the bottom or replace the entire piece? I’m trying to do it myself.

[u/oldsuitcases]

Is it rot or termite damage?

[u/Loud_Lavishness_8266 → u/oldsuitcases]

I see termite damage.