I disabled the UAC by moving the slider to the very bottom (Win 7) and disabled Driver Signature Enforcement and it writes Test Mode Win 7 Build 7601 on right bottom corner.Now it comes up with this: C:\Games\Microsoft Games\Microsoft Flight Simulator X\Tileproxy>proxyuser.exeproxyUser: World \Device\HarddiskVolume2 ===> C:proxyUser: Attempting to attach filter to volume '\Device\HarddiskVolume2' (drive C:)proxyUser: Could not load filter driver: 0x80070241 (Windows cannot verify the digital signature for this file. A recent hardware or software change might haveinstalled a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.)proxyUser: Using FLTMC.exe as fallback...Load failed with error: 0x80070241Windows cannot verify the digital signature for this file. A recent hardware orsoftware change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.proxyUser: Could not attach to device: 0x801f0013 (The system could not find thefilter specified.)proxyUser: FSX \Device\HarddiskVolume2 ===> C:proxyUser: making sure SuperFetch service is not running...The Superfetch service is stopping.The Superfetch service was stopped successfully.proxyUser: Connecting to the filterproxyUser: ERROR connecting to filter port: 0x80070002 Any solution or ideas of anything i could have done wrong?