To use these add-ons, you'll need to download Firefox.

Qqen
Tignit n uzegrir

Iceggiren i Empty Cache Button

Empty Cache Button sγur mvm

4,5 n yitran ɣef 5
5
51
4
12
3
3
2
2
1
3
Tiririt sɣur vmsi

Tiririt n ineflayen

yeffeɣ-d deg 7 సంవత్సరాలు క్రితం
Weird. Does version 3.3 install normally?

https://addons.mozilla.org/en-US/firefox/addon/empty-cache-button/versions/

EDIT:
Oh, now I see. To be honest I have no idea why AMO put version 48.0 as a limit version. It's supposed to be 53.0+.

Thanks for bringing the ESR version to my attention, will find out more and make a decision.