There was a requirement to update prior years BY 12.31.23. 

I think your option is to now re-,install the software. Use the The Tax Hub  or WebSetup & force install if necessary

And, no you won't lose your data. But I always make sure I have a fresh backup. Since you can't open the program tho, use the Tool Hub to do it. Or, just copy the 'x'data files to a flash drive. idata = individual, p=partnership....