I have just installed portable firefox to my usb, now I have a large grey zone at the bottom of the screen, about 15%, is this normal?
New: StressMyPC (Dec 10, 2025), Platform 30.1.3 (Nov 17, 2025)
1,400+ portable packages, 1.2 billion downloads
We're close to breaking even this year, please donate today
December 2025 Site Slowdown Being Addressed
Be sure you're using the final release of 1.5 (splash screen with a USB key on it) and not an earlier version. Restart a couple times. It's a bug in FF 1.5 when used with older profiles.
Sometimes, the impossible can become possible, if you're awesome!