I came across a couple nice article on the
BlackBerry Technical Knowledge Center today. I know the question has been asked a few times before, so I figured I would post the details.
How To - Perform a clean uninstall of BlackBerry Desktop Software
How To - Register the atl.dll fileNote: I have combined the two articles into one set of instructions.
How to Perform a Clean Uninstall/Reinstall of BlackBerry Desktop Software
Details
The clean uninstall procedure removes all traces of the BlackBerry Desktop Software. It consists of six tasks.
1. Uninstall the BlackBerry Desktop Software.
2. Delete the Research In Motion® folders from the registry.
3. Delete the Pumatech Shared folders from the registry (if present).
4. Delete the Research In Motion folders from your hard drive.
5. Delete the Pumatech Shared folder from your hard drive (if present).
6. Restart your computer.
7. Register alt.dll (reinstall only).
Task 1 - Uninstall the BlackBerry Desktop Software
To uninstall
1. Close BlackBerry Desktop Manager.
2. Open the
Control Panel and double-click the
Add/Remove Programs icon.
3. Select
BlackBerry Desktop Software and click
Change/Remove.
4. On the InstallShield Wizard window, click the
Remove option, followed by
Next.
5. On the Confirm Uninstall window, click
OK.
6. On the InstallShield Wizard window, click
Finish.
Task 2 - Delete the Research In Motion Folders from the Registry
To delete the Research In Motion folders
1. Click
Start >
Run.
2. Type
Regedit, and then click
OK.
3. In Registry Editor, delete the
Research In Motion folder located in HKEY_CURRENT_USER\Software\
4. Delete the
Research In Motion folder located in HKEY_LOCAL_MACHINE\Software\
Note: This key will not be present if you are removing Desktop Manager version 4.0.
5. Leave the Registry Editor open to complete the next task.
Task 3 - Delete the Pumatech Shared Folders from the Registry (If Present)
Pumatech Shared folders only exist in the registry prior to Desktop Manager version 4.0 service pack 1.
To delete the Pumatech Shared folders
1. In Registry Editor, delete the
Puma Technology folder located in HKEY_CURRENT_USER\Software\
2. Delete the
Puma Technology folder located in HKEY_LOCAL_MACHINE\Software\
3. Close the Registry editor.
Task 4 - Delete the Research In Motion Folders from Your Hard Drive
If you are using Windows 2000 or Windows XP
1. Open Windows Explorer.
2. Delete the
Research In Motion folder in C:\Program Files\
Note: This key may not be present if you are removing Desktop Manager version 4.0.
3. Delete the
Research In Motion folder in C:\Program Files\Common Files (if present).
4. Delete the
Research In Motion folder in C:\Documents and Settings\<user name>\Application Data\
Note: If you are unable to see the Application Data folder, it might be a hidden system folder. See the Additional Information section for instructions on how to display hidden files and folders.
5. If you were using Desktop Manager version 4.0 service pack 1, delete the
BlackBerry Desktop folder in C:\Documents and Settings\<user names>\Application Data\.
If you are using Windows 98 or Windows ME
1. Open Windows Explorer.
2. Delete the
Research In Motion folder in C:\Program Files\
3. Delete the
Research In Motion folder in C:\Windows\Application Data\
Task 5 - Delete the Pumatech Shared Folder from Your Hard Drive (If Present)
The Pumatech Shared folder exists prior to Desktop Manager version 4.0 service pack 1.
To delete the
Pumatech Shared folder from your hard drive, open Windows Explorer and delete the Pumatech Shared folder in C:\Program Files\Common Files\
If you were using Desktop Manager 4.0.1, remove Pumatech software from your hard drive by opening Windows Explorer and navigating to C:\Program Files\Research In Motion\BlackBerry\Pumatech Desktop Setup
Note: Any synchronization software for other personal digital assistants (PDAs) that use the Pumatech Shared folder must be reinstalled after the BlackBerry Desktop Software is uninstalled.
If you are unable to delete the
Pumatech Shared folder, rename it by completing the following steps:
1. Right-click the
Pumatech Shared folder and select
Rename.
2. Rename the folder (for example,
Pumatech Shared_old).
3. Press
Enter.
Task 6 - Restart the Computer
The desktop software should now be fully uninstalled. Restart the computer to make sure that all background processes are cleared from system memory.
Task 7 - Register alt.dll (reinstall only)
Before you re-install the desktop software, register the atl.dll file.
To register the atl.dll file, complete the procedure that corresponds with the Microsoft® Windows® operating system you have installed on your personal computer.
For Windows 98, ME, or Windows NT® 4.0
1. Open a command prompt. For example, click
Start >
Programs >
Accessories >
Command Prompt.
2. Depending on your operating system, type one the following at the command prompt and press ENTER:
* For Windows NT 4.0, type
cd c:\winnt\system32
* For Windows 98 and ME, type
cd c:\windows\system
3. Type
regsvr32 atl.dll and press
ENTER. A message indicates that the registration was successful.
4. Type
exit and press
ENTER.
5. Restart the computer.
For Windows 2000 or XP
1. Click
Start >
Run.
2. In the Run window, type
regsvr32 atl.dll and click OK. A message indicates that the registration was successful.
3. Restart the computer.