Why does FireFox open as a very small box in the top l/h corner and i have to resize it every time
Why does FireFox open as a very small box in the top l/h corner and i have to resize it every time this only occurs on the initial opening up of F/Fx after boot-up
ప్రత్యుత్తరాలన్నీ (1)
Open the system menu via Alt+Space and see if you can resize that window.
If that works then close Firefox (File > Exit/Quit) to save that setting.
See also:
If the above didn't help then see: