Problem for installation of extensions with all versions of Opera
chourmo208 last edited by
"Hello, I have dowloaded many versions of Opera but when they are installed and I try to put somes" extensions, "
"I still have the same message : installation failed. I posted a question on the Help section, an received"
"a reference for the answer (DNA-50168) but I don't find it anywhere. What should I do ?"