Firefox Portable: all my installations got suddenly corrupted.
On my PC (running Windows 10 ver. 10.0.17763.107) I have many different installation on Firefox Portable (versions a little below the last one).
Each is aimed to a different activity and has different addons (not many, anyway).
Until yesteday, at late night, I have been working with most of them and they were perfectly working. This morning I'm experiencing precedentely unseen troubles on all of them: