Qihoo 360 ? 360totalsecurity.com ? I use 7-Zip 64 bits for for all my ZIP, RAR, ARJ. the vision is 7-Zip (2019-02-21), all so I keep 7-ZIP up to dates. on the pass I use WinZip, WinRAR before, nothing wrong with it, I just like 7-ZIP.
Did you try to redownload? I am assume you are using Windows OS, not Apple are Linux?