Many users have posted a problem about volume / sound icon not working when clicking on it. If you are also victim of this bug, here is a working solution to sort this problem out.
Fix 1 – Restart File explorer
1. Press Ctrl + Shift + Esc to open Task Manager.
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2. Now, Locate Windows explorer, Right click on it and choose End Task
3. Go to File > Run New Task
4. Write explorer.exe in it and click OK.
Fix 2 – Troubleshoot Audio
1. Press Windows key + I together to Open settings.
2. Click on Update & Security
3. Click on Troubleshoot
4. Expand Playing audio by clicking on it.
5. Click on Run the troubleshooter
Fix 4 – Add new user
1. Press Windows key + I together to Open settings.
2. Click on Accounts.
3. Click on Family & Other users from left menu.
4. Click on Add someone else to this PC
5. Log out.
6. Log in with newly created user account
Cee Zed says
Tried and unsuccessful. Will not resort to stupid solutions like adding a new user or RESETTING. This is Microsoft not being in control of their software when they BREAK well functioning features.
QA has died like the dinosaurs. Now they wait until enough users raise a problem.