ContributionsMost RecentMost LikesSolutionsRe: "A required certificate is not within its validity period" - eight or more users can't connect how do you leave a Thumbs Down? this is a nightmare with no end in sight.....just alot of people talking. 👎👎 Re: "A required certificate is not within its validity period" - eight or more users can't connect nov 3rd you said 1-2 hrs and now it is Day #8 ...... Can someone with actual 1st hand knowledge of the fix update this page? Or maybe customer service should actually pickup the phone...... how do we get a credit and compensation for down time and lost revenue? Re: "A required certificate is not within its validity period" - eight or more users can't connect DID NOT WORK. Same error 7 straight days..... A Certificate chain could not be built to a trusted root authority. Failed to download Gotomypc from our servers. Please restart the download or contact Global Customer support. Customer service doesnt not exist for GOTOMPC..... it is like we are on our own after paying $$$$$ of money to have access remotely. My entire company is being forced into office because of this!! Re: "A required certificate is not within its validity period" - eight or more users can't connect Still getting the same error the past week even after installing that file you attached. A Certificate chain could not be built to a trusted root authority. Any ideas?