The skills that actually save you time — shortcuts, files, backups and spotting scams. Plain English, ten minutes a day, nothing assumed.
Work assumed you'd pick it up. You did, mostly — but the gaps are the things that cost you twenty minutes a day, every day.
Your kids sigh, colleagues assume you know. So you keep doing it the slow way rather than admit you never learned the fast one.
Scams are designed to work on people who aren't certain what's normal — which is exactly why knowing the patterns matters more than knowing the software.
And most start above where you are, assuming the basics you actually wanted covered.