UPDATE: false alarm :( Version 3.2.9 seems not to have this issue anymore!
If the add-on is on, it will disable multi-processing on Firefox :(
Verified with with FF 55.0.2 (64-bit) on both Linux Mint 17.3 and Windows 10.
How to reproduce:
1) disable all your add-ons
2) Turn-on multi-processing in your FF config
3) now enable Hide Caption Titlebar Plus
4) Go to: about:support, find the multi-processing item
UPDATE: false alarm :( Version 3.2.9 seems not to have this issue anymore!
If the add-on is on, it will disable multi-processing on Firefox :( Verified with with FF 55.0.2 (64-bit) on both Linux Mint 17.3 and Windows 10.
How to reproduce: 1) disable all your add-ons 2) Turn-on multi-processing in your FF config 3) now enable Hide Caption Titlebar Plus 4) Go to: about:support, find the multi-processing item