Please explain the problem in detail. What happens? Error messages?

coreyzhang said

press down addons button, didn't bounce back!

As seen from attached image, two addons icon with lightgray color, which is situation as mouse pointer on it. Consequently, abnormal color make it don't work to open addons.

FredMcD said

Please explain the problem in detail. What happens? Error messages?

As seen from attached image, two addons icon with lightgray color, which is situation as mouse pointer on it. Consequently, abnormal color make it don't work to open addons.

I don't know those add-ons. I called for more help.

Type about:addons<enter> in the address bar to open the Add-ons Manager. Hot key; <Control> (Mac=<Command>) <Shift> A)

FredMcD said

I don't know those add-ons. I called for more help. Type about:addons<enter> in the address bar to open the Add-ons Manager. Hot key; <Control> (Mac=<Command>) <Shift> A)