Tweakerbit Registry Optimizer Removal Guide

Do you know what Tweakerbit Registry Optimizer is?

If you have Tweakerbit Registry Optimizer on your computer, then you might be interested to know that we (as well as several other cyber security websites) have classified it as a potentially unwanted program. This application does not pose a threat to your computer’s security and it might be of some use to you, but it leaves junk files after you uninstall it that you ought to remove manually to keep your computer clean. It is ironic that a program designed to clean your computer’s registry is set to litter it with its own empty registry keys when you uninstall it. For more details on this program, we invite you to read this whole article.

Tweakerbit Registry Optimizer is promoted as a program that is capable of reliably cleaning your computer’s registry by deleting empty registry keys that can inevitably accumulate as a result of installing and uninstalling software, as well as some software modifying them. This program claims that it can improve your computer’s performance, and this is true to an extent but do not expect it to make your PC super fast and, indeed, any performance improvement will most likely be unnoticeable.Tweakerbit Registry Optimizer Removal GuideTweakerbit Registry Optimizer screenshot
Scroll down for full removal instructions

Our cybersecurity specialists have tested Tweakerbit Registry Optimizer and concluded that it could leave leftover files when you uninstall it. It can leave files in its main folder at %PROGRAMFILES(x86)%\Tweakerbit Registry Optimizer or %PROGRAMFILES%\Tweakerbit Registry Optimizer. Apart from that, it can also leave registry which, again, is ironic when you consider that this program was designed to mop up the things that it leaves behind when you uninstall it. The registry keys that it might leave behind are listed below.

  • HKLM\SOFTWARE\Microsoft\Tracing\Tweakerbit_Registry_Optimizer_RASAPI32
  • HKLM\SOFTWARE\Wow6432Node\Microsoft\Tracing\Tweakerbit_Registry_Optimizer_RASAPI32
  • HKLM\SOFTWARE\Microsoft\Tracing\Tweakerbit_Registry_Optimizer_RASMANCS
  • HKLM\SOFTWARE\Wow6432Node\Microsoft\Tracing\Tweakerbit_Registry_Optimizer_RASMANCS

Tweakerbit Registry Optimizer is a product of Tweaker Bit, a company that has also created an anti-malware program and a uninstall manager. All of its products, including Tweakerbit Registry Optimizer can be downloaded from The trail version of this registry cleaner, in particular, can be used free of charge, but if you want to access its full list of features, you have to buy it for 29.99 USD. Apart from being distributed on, this registry cleaner might also be distributed using software bundles. Our cyber security specialists say that Tweakerbit Registry Optimizer can be bundled with third-party software that might end up on freeware hosting sites. The installers might have been configured to install this registry cleaner on your PC without your knowledge or consent.

Therefore, if you got Tweakerbit Registry Optimizer on your PC accidentally and had uninstalled it or you are planning on uninstalling it, do not forget to remove its junk files and registry keys that it leaves behind. We have included a removal guide below this article that we believe will be of use to you.

Uninstall LoginEmailNow from Control Panel

Windows 10, 8.1, and 8

  1. Right-click the Start menu.
  2. Go to Programs and Features.
  3. Find the program and Uninstall it.

Windows 7/Vista

  1. Click Start and select Control Panel.
  2. Click Uninstall a program.
  3. Find the program and Uninstall it.

Windows XP

  1. Open the Start menu.
  2. Select Control Panel.
  3. Click Add or Remove Programs.
  4. Find the program.
  5. Click the Remove button.

Delete leftover files and registry keys

  1. Hold down Win+E keys.
  2. Type either %PROGRAMFILES(x86)% or %PROGRAMFILES%
  3. Press Enter.
  4. Find Tweakerbit Registry Optimizer.
  5. Right-click it and click Delete.
  6. Close File Explorer.
  7. Right-click the Recycle Bin and click Empty Recycle Bin.
  8. Hold down Win+R keys.
  9. Type regedit in the dialog and press Enter.
  10. Go to HKLM\SOFTWARE\Microsoft\Tracing
  11. Find either Tweakerbit_Registry_Optimizer_RASAPI32 or Tweakerbit_Registry_Optimizer_RASMANCS
  12. Right-click it and click Delete.
  13. Lastly, go to HKLM\SOFTWARE\Wow6432Node\Microsoft\Tracing
  14. Find either Tweakerbit_Registry_Optimizer_RASAPI32 or Tweakerbit_Registry_Optimizer_RASMANCS
  15. Right-click it and click Delete.
  16. Close the Registry Editor.

In non-techie terms:

Tweakerbit Registry Optimizer might be a useful application but e have classified it as a potentially unwanted program regardless because it leaves leftover files after you uninstall it, so if you got it accidentally or no longer have use for it and want to uninstall it, see the guide above on how to remove it from your computer in its entirety.