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Can’t sign in to Skype – There was a problem acquiring a personal certificate required to sign in

Problem: Skype Error message when signing in: “Can’t sign in to Skype for Business – There was a problem acquiring a personal certificate required to sign in. If the problem continues, please contact your support team”. Uninstalling or reinstalling Office 365 software is not going to help you. There are a couple of solutions here. {{adsense}} Solution 1 Open Skype for Business login window and click on “delete my sign-in info”. Continue reading