Enable RegistryEditor and FolderOptions (when infected with viruses)

Many times Windows users face a common problem. The "Folder Options" in "Tools" menu is not visible. Even It can't be accessed from Control Panel. Also "Registry Editor" is disabled.
If you are also facing this problem, then you have come to right place. Follow the simple steps mentioned in this blog and your problem will be solved:

Enabling Registry Editor:---

Then problem occured due to disablance of registry editor is indicated as below .Whenever you try to open regedit, Windows will show following error message:

and if you are stuck with the error message like the one shown below,it’s damn simple to remove this error.
This occurance of error might be due to 2 reasons 1)It may be disabled by administrator 2)virus infection
1)This is due to that someone intentionally has disabled it in your system, then you can enable it again by following any of these methods:
a. Type gpedit.msc in RUN dialog box and goto:

User Configuration -> Administrative Templates -> System

in right-side pane, set "Prevent access to Registry editing tools" to either 'Not Configured' or 'Disabled'("disabled" is better) and press 'apply' and then 'ok'
and if u are not bold enought to take such risks Just type following in RUN dialog box and press :

REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 0 /f


2)But sometimes Registry Editor is disabled and Whenever you try to open regedit, Windows will show following error message:

Registry Editor has been disabled by administrator.

click here

Enable Hidden Folder Option with Registry Editor:-
Its a symptom of “RONTOKBRO” Trojan. To remove this trojan, follow the instructions given in following topic:
1.(a)
If Folder Options is disabled but Registry Editor is still working in your system, then you can enable Folder Options by editing Windows Registry. Type regedit in RUN dialog box and press Enter. it'll open Registry Editor, now go to following keys:

HKEY_CURRENT_USER\Software\Microsoft\Windows\Current Version\Policies\Explorer
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\Current Version\Policies\Explorer

In right-side pane, check whether a DWORD value named NoFolderOptions exists or not? If it exists,delete the entry “NoFolderOption”(or)alternative to the deletion, u can make some changes to "NoFolderOption" as below
If “NoFolderOption” is visible:
1. Right click on the right pane
2. Click New > DWORD Value
3. Name it “NoFolderOption” (without the quotes)
4. Set the value to 0 (zero) or double click on the “NoFolderOption” type 0 at “data” field
You may reboot your computer to see the effect of this registry modification.
2)
If you are not familiar with editing the registry, then you can simply download following file, extract it and then run the .REG file:
folder_options.zip