Check warranty
Browse to website https://mybusinessservice.surface.com/en-US/CheckWarranty/CheckWarranty and enter your device's serial number, verification characters, and click Submit.
Delete cached files on server running IIS When changing css, javascript files, check to delete if IIS still caches old files in the default folder C:\inetpub\temp\IIS Temporary Compressed Files\<sitename>\$^_gzip_D^\ Apply to: IIS 8.5