How do I link to a forum user's name in a post?

[Olybirder]

I would be interested to hear how others are getting on with the latest version of Affinity. I haven't done a lot of processing recently but I have to...

[Olybirder]

No, I am afraid I don't get out and about much these days, so I won't be attending the show. I will transfer the donation in a little while.
...

[Olybirder]

Hi Ian. If your bank details have not changed in the past year I can transfer a modest donation to help with the cost of running the forum. Can you please...

[Olybirder]

Thank you very much peak4. Well, that seems to work. Much obliged.

Ron

[Olybirder]

That is a real splash of colour to brighten up a winter's day. Nice one Joe.

Ron

[Olybirder]

As the title asks, how do I insert another forum user's name in a post? There is obviously some way to do it so it appears with the @ symbol, in blue,...

[Olybirder]

Thanks Keith and Joe. For some reason they were showing on my iMac and Android phone but not on my partner's iPhone.

Ron

[Olybirder]

The weather has been too cold for my liking recently, so I have only been out with my camera once so far this year. This Little Egret flying against a...