Problem: the installation package cannot be opened. Make sure the package exists and you have the permission to access it.
Method 1: Download "Windows optimization master", click system optimization, select system personality settings, and click more settings on the top to set your right-click menu.
Method 2: Start ---- program ---- attachment ---- notepad to open an empty Notepad program, and copy and paste the following registry code, save this notepad document as the 1.reg registry document. You can also save it first, rename the newly created TXT file to the 1.reg registry project, and then double-click "import" to merge it:
Windows Registry Editor Version 5.00
[Hkey_classes_root \. txt]
@ = "Txtfile"
"Perceivedtype" = "text"
"Content type" = "text/plain"
[Hkey_classes_root \. txt \ persistenthandler]
@ = "{5e941d80-bf96-11cd-b579-08002b30bfeb }"
[Hkey_classes_root \. txt \ shellnew]
"Nullfile" = ""
Method 2
In Windows, right-click the file and no text document is created.
Right-click the desktop and folder, and there is no text document in the new folder. refer to the following method
First find the original. TXT text file, copy it, open it, clear the original content, and copy the following code
Windows Registry Editor Version 5.00
[Hkey_classes_root \. txt]
@ = "Txtfile"
"Content type" = "text/plain"
[Hkey_classes_root \. txt \ shellnew]
"Nullfile" = ""
[Hkey_classes_root \ txtfile]
@ = "Text Document"
[Hkey_classes_root \ txtfile \ shell]
[Hkey_classes_root \ txtfile \ shell \ open]
[Hkey_classes_root \ txtfile \ shell \ open \ command]
@ = "Notepad. EXE % 1"
Then, save and shut down, change the suffix .txt to. Reg, double-click the registration file, and click OK.
Right-click the notebook menu and create a text document. How can I restore the notepad?