1. Disable System Restore. To disable, do the following: a. Right click on My Computer > Properties b. Select the System Restore Tab c. Check "Turn Off System Restore" to disable. d. Click Apply e. A message "This deletes all existing restore points" will appear, click Yes to disable. f. Click OK. 2. Go here and download the trial version of AVG Anti-spyware. Install and update. 3. Go here and download SmitfraudFix. Extract all the files to your desktop, it will create the folder SmitfraudFix. 4. Restart your computer in Safe Mode. (Press F8 at boot, select "Safe Mode" and press Enter) 5. Open the folder Smitfraudfix on your desktop and double-click on smitfraudfix.cmd. "Enter your Choice: (1,2,3,4,L,Q):" Select option 2. Wait for process to finish. (If prompted for: Registry cleaning - Do you want to clean the registry? Press Y, for Yes). 6. It will check if your wininet.dll file is damaged, if so it will ask you to "Replace Infected File?" Press Y as Yes and press Enter. 7. Open AVGAS and do a "Complete system scan". Set all items to "Delete" then click "Apply all actions". 8. Restart in normal mode and scan with an online scanner such as ActiveScan or Kaspersky to be sure you're clean. 9. Last, remember to re-enable System Restore. Uncheck Disable System Restore. Hopefully this will help the enormous amount of people having trouble with w32.Myzor.FK@yf. Stay clean, stay free! Must give credit to http://www.precisesecurity.com for removal information help. Edit: updated to AVGAS.