I've noticed that I'm no longer able to use shortcuts like
Alt-IC to insert rows and columns. I'm sure I used to be able to on this machine but recently it doesn't work any more.
How do I get these shortcuts back?
Unfortunately, those shortcuts don't work anymore, no idea, why.
will also do the job almost as quick.
The good thing about this approach is that you can vary it depending on your needs, e.g.