When launching the launcher, this window constantly appears
Uninstall, manually delete the relating files from C:\Program Files, reinstall.
Your update failed for some reason and you have a mix of old and new files. This happens a lot.
"Nerds have a really complicated relationship with change: Change is awesome when WE'RE the ones doing it. As soon as change is coming from outside of us it becomes untrustworthy and it threatens what we think of is the familiar."
ā Benno Rice
I see it is installed to D:\FAF-Client and not C:\Program Files
make sure to delete the whole faf-client folder after uninstall
"Nerds have a really complicated relationship with change: Change is awesome when WE'RE the ones doing it. As soon as change is coming from outside of us it becomes untrustworthy and it threatens what we think of is the familiar."
ā Benno Rice