This policy setting allows you to turn off saving the auto-tuning result to file. If you enable this policy setting, the auto-tuning data is not saved to file. If you disable or do not configure this policy setting, auto-tuning data is saved to file by default. This policy setting applies to Japanese Microsoft IME only. Fix: (1) GPO: User Configuration\Administrative Templates\Windows Components\IME!Turn off saving auto-tuning data to file (2) REG: HKEY_CURRENT_USER\software\policies\microsoft\ime\imejp!SaveAutoTuneDataToFile