The registry in bit versions of Windows is divided into bit and bit keys. Many of the bit keys have the same names as their bit counterparts, and vice versa. The default bit version of Registry Editor Regedit. The WOW64 registry redirector presents bit programs with different keys for bit program registry entries.
You can view or edit both bit and bit registry keys and values by using the default bit version of Registry Editor. To view or edit bit keys, you must use the bit version of Registry Editor Regedit. There are no differences in the way you perform tasks between the bit version of Registry Editor and the bit version of Registry Editor. To open the bit version of Registry Editor, follow these steps:. TweakNow WinSecret 2. The registry is a special file in your hard disk Unfortunately registry is not a friendly place The program interface is simple Having a PC cleaner that scrubs multiple parts of your can keep Auslogics BoostSpeed 9.
Junk files, registry errors, and fragmentation accumulate to cause the slow DTweak Pro 5. Defragment disks and registers,? Clean file and registry sistems,? Tune computer performance,? Optimize and increase the speed of your Windows Vista system without manually modifying registers or ini files. AthTek Registry Cleaner 2. Those registry entries cannot clean itself. If you found your How to do easy incorrect shortcuts removal? In Windows 98, the registry files are named User.
In Windows Millennium Edition, the registry files are named Classes. The following table lists the predefined keys that are used by the system. The maximum size of a key name is characters. Many of the bit keys have the same names as their bit counterparts, and vice versa. For more information about how to view the registry on Bit versions of Windows, see How to view the system registry by using bit versions of Windows.
The following table lists the data types that are currently defined and that are used by Windows. The maximum size of a value name is as follows:. Long values more than 2, bytes must be stored as files with the file names stored in the registry.
This helps the registry perform efficiently. The maximum size of a value is as follows:. 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 in the Restore the registry section to restore the registry to its previous state.
To back up the whole registry, use the Backup utility to back up the system state. For more information about how to use the Backup utility to back up the system state, see the following articles:.
Back up and restore your PC. How to use the backup feature to back up and restore data in Windows Server To modify registry data, a program must use the registry functions that are defined in Registry Functions.
Administrators can modify the registry by using Registry Editor Regedit. We recommend that you use the Windows user interface to change your system settings instead of manually editing the registry.
However, editing the registry may sometimes be the best method to resolve a product issue. If the issue is documented in the Microsoft Knowledge Base, an article with step-by-step instructions to edit the registry for that issue will be available.
We recommend that you follow those instructions exactly. Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk. The navigation area of Registry Editor displays folders. Each folder represents a predefined key on the local computer.
Microsoft Management Console MMC hosts administrative tools that you can use to administer networks, computers, services, and other system components. The Group Policy MMC snap-in lets administrators define policy settings that are applied to computers or users.
Create a Registration Entries.
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