wilkes

That worked. Thank you very much.

or hold the Ctrl button on your keyboard and use the + & - buttons

hold the Ctrl button on your keyboard and move the scroll wheel on your mouse

I have about 4 inches of black on each side.
I've seen that video. It's not gonna work out well for you.
Then again, you might like it.

A little while ago, I was about to post something on CV, and I hit something, and suddenly my screen narrowed.

I have about 4 inches of black on each side. It was full screen, and I hate this. Everything is small, and hard to read.
Please tell me how to undo this. And keep it simple. I am computer ignorant basically.

And it is only small screen on GW, not on other sites. What did I do?