mo21.biz certificate expired pop-up on iPhone

[hvymetalhdyd]

Howdy y'all,

I'm getting this pesky pop-up on my iPhone saying that the mo21.biz certificate has expired. Anyone know why this is happening and how I can get rid of it for good? Would really appreciate any advice on avoiding it in the future too.

Thanks a bunch!

 

[MacsBug]

Hi there and welcome to the forum.

Take a look at this article and follow the instructions. This should get rid of the popups.

https://support.apple.com/en-us/102444