1-800-311-5967 is a fake tech support. Of course, the swindlers will promise you to fix the system issues, but it is a trick. Usually, hardsolutionmesh.club appears suddenly. This malicious web site will say that your computer system is infected and you should call to 1-800-311-5967. If you decide to call to this number, most likely, you lose your money. We recommend you use legit way to solve your problem.