As a side-note I have a second Thinkpad (T410s) which has now also gone through the enforced Creators upgrade. It wakes up OK. Anyone have any suggestions for why this might be happening or what I...

After the latest upgrade to Windows 10 Creators, my trusty T500 Thinkpad has (re-)developed an issue with waking from sleep.

It wakes fine but then goes back to sleep almost immediately. On the...