I guess he meant that once an OS update is downloaded, it cannot be swept right and forgotten, but it stays in notifications forever. I have one Moto G I use as

I guess he meant that once an OS update is downloaded, it cannot be swept right and forgotten, but it stays in notifications forever. I have one Moto G I use as a bike navigation, don't plan to ever update it to Lollipop as I run only OsmAnd on it and it always insists on getting upgraded to 5.0.x.