Back up the registry manually
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                        Select Start , type regedit.exe in the search box, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. 
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                        In Registry Editor, locate and click the registry key or subkey that you want to back up. 
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                        Select File > Export. 
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                        In the Export Registry File dialog box, select the location to which you want to save the backup copy, and then type a name for the backup file in the File name field. 
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                        Select Save. 
Restore a manual back up
- 
                        Select Start , type regedit.exe, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. 
- 
                        In Registry Editor, click File > Import. 
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                        In the Import Registry File dialog box, select the location to which you saved the backup copy, select the backup file, and then click Open. 
Back up the registry manually
- 
                        Select Start , type regedit.exe in the search box, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. 
- 
                        In Registry Editor, locate and click the registry key or subkey that you want to back up. 
- 
                        Select File > Export. 
- 
                        In the Export Registry File dialog box, select the location to which you want to save the backup copy, and then type a name for the backup file in the File name field. 
- 
                        Select Save. 
Restore a manual back up
- 
                        Select Start , type regedit.exe, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. 
- 
                        In Registry Editor, click File > Import. 
- 
                        In the Import Registry File dialog box, select the location to which you saved the backup copy, select the backup file, and then click Open. 
Back up the registry manually
- 
                        Select Start , type regedit.exe in the search box, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. 
- 
                        In Registry Editor, locate and click the registry key or subkey that you want to back up. 
- 
                        Select File > Export. 
- 
                        In the Export Registry File dialog box, select the location to which you want to save the backup copy, and then type a name for the backup file in the File name field. 
- 
                        Select Save. 
Restore a manual back up
- 
                        Select Start , type regedit.exe, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. 
- 
                        In Registry Editor, click File > Import. 
- 
                        In the Import Registry File dialog box, select the location to which you saved the backup copy, select the backup file, and then click Open. 
 
                         
				 
				