Before you edit the registry, export the keys in the registry that you plan to edit, or back up the whole registry. If a problem occurs, you can then follow the steps how-to restore the registry to its previous state.
How to Export Registry Keys
Click Start, and then click 走る. In the Run box, type “regedit” (without “) , and then click わかりました。
On the File menu、 クリック Export. In the Save in box, select the boxs at the bottom the bottom according to weather you want to export all or only selected branches of the registry.
Next select a location in which to save the backup .reg file. In the File name box, type a file name, and then click 保存。
How to Restore the Registry
To restore registry keys that you exported, double-click the .REG file that you saved.
