On 15/05/2021 10:13, Tim Lamb wrote:
For some time now, attempts to highlight unwanted text in newsgroup
replies etc. using *left click and scrolling* with a mouse have been
very flaky.
W7 pro and grubby mouse pad.

Have things moved on? Is it my tackle? Is there a keyboard alternative
to check the operation?

Impressed that you use your tackle for that task and not surprised that
the mouse pad is grubby.