How do I understand bookmark a thread?

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1

Did it by accident and the notifications are driving me insane. I can’t handle unread notifications.

2

There should be a star to the right of the thread title click that to unbookmark

3

how many boomarks Joe understand?

4
There should be a star to the right of the thread title click that to unbookmark
Stars not clicked
5

Now I’ve managed to un bookmark the previous thread and bookmark this one.

6

Don’t have an unchecked star like this ?