I installed 5.16.B04 Standard on Win 10 pro 64 and it seemed to be working fine for a while (maybe half a dozen sessions), but it began to hang on startup and soon it would always freeze.
I uninstalled and reinstalled only to find that the "File" dropdown is not functional. The other dropdowns seem to work.
Also, there was once an "uninstall" option in the start menu but the new install is missing it.
I've tried to do a clean install a few times and these bugs persist.
Here is the last install log: