I Cannot make Firefox my default Browser,(Windows 10) If I go into Apps & it Shows (IN BLACK) that Firefox is my default Browser & then go into Firefox,it shows that Firefox is NOT MY DEFAULT Browser I Have Totally Deleted Firefox & Clean the Registry of Firefox before install a new Version I Also have a Laptop (windows 10) & it works perfectly So On my Desktop,I Went into Users/Local & Delete Firefox & also went into Local Low & also Raming & deleted all firefox & then I went into my Laptop & Copied all Firefox Data from each of Local,Local Low & Roaming & Pasted thenm into each of the Local,Local low & Roaming BUT IT STILL WILL NOT Allow me to Have Firefault as Default I have Microsoft Personal come into my Computer & he COULD NOT make it my Default either I need somebody which is very KNOWABLE to REply PLEASE ASSIST Thank You Darryl