- Set UAC to lowest level (Too annoying to leave on high) I think it's just better to leave it in default position. - Use Umatrix and Ublock Origin Firefox a

- Set UAC to lowest level (Too annoying to leave on high) I think it's just better to leave it in default position. - Use Umatrix and Ublock Origin Firefox already has tracking blocking and I've done tests to check: Firefox is way faster and stable without any extensions. Ublock Origin removes ad page blocks, but actually adds more resources to the program + slows page loads. Just try to turn it off and recheck.