1. It’s a bank. 2. Banks lock down their computers. 3. So you cannot install other software to fix this in software. 4. You do not have access to the system low enough to rename / remove the winhelp.exe crap. 5. No 3rd party hardware is allowed in the bank. So no bringing your own keyboard.
All the time we get into this threads on HN where the techie goes well you could just...bla bla bla. In the real would of corporate IT everything you say is a non-starter.