Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Pomoc pśepytaś

Glědajśo se wobšudy pomocy. Njenapominajomy was nigda, telefonowy numer zawołaś, SMS pósłaś abo wósobinske informacije pśeraźiś. Pšosym dajśo suspektnu aktiwitu z pomocu nastajenja „Znjewužywanje k wěsći daś“ k wěsći.

Learn More

blocks of Web pages missing when using Firefox

more options

Blackblocks appear on Web pages when using Firefox on Samsung tablet

Blackblocks appear on Web pages when using Firefox on Samsung tablet

Wšykne wótegrona (2)

more options

What site? Do you use the NoScript extension?

This generally is a symptom of the device not containing the characters that the page wants to display.

more options

It's on all websites I visit. Never had this problem before. Refreshing page or minimising doesn't help. Only happens using Firefox. No issues on Chrome.