The. url attachment cannot be opened in Microsoft Outlook.

Recently, I received an email with a. url attachment, which is not allowed to be opened in outlook:
Outlook prohibits access to the following attachments with potential insecure factors: Index. url
On Microsoft's website, we found a solution:
Http://support.microsoft.com/default.aspx? SCID = KB; ZH-CN; 829982

1.	If outlook is running, exit the program.
2.	Click Start, and then click Run ".
3.	In the open box, type regedit and click OK ".
4.	Verify that the following registry key exists for your outlook version. If yes, go to Step 5. Microsoft Outlook 2000: HKEY_CURRENT_USER \ Software \ Microsoft \ Office \ 9.0 \ Outlook \ Security Microsoft Outlook 2002: HKEY_CURRENT_USER \ Software \ Microsoft \ Office \ 10.0 \ Outlook \ Security Microsoft Office Outlook 2003: HKEY_CURRENT_USER \ Software \ Microsoft \ Office \ 11.0 \ Outlook \ Security If the registry key does not exist, create it. To create a registry key, locate and click the following registry key: HKEY_CURRENT_USER \ Software \ Microsoft A. Click the edit menu, click New, and then click items ". B. Type office and press Enter. C. Click the edit menu, click New, and then click items ". D. Type 11.0 and press Enter. Note:: If you are using Outlook 2003, this name is correct. If you are using Outlook 2000 or Outlook 2002, type "9.0" or "10.0" accordingly ". E. Click the edit menu, click New, and then click items ". F. Type outlook and press Enter. G. Click the edit menu, click New, and then click items ". H. Type security and press Enter.
5.	Click the edit menu, click New, and then click string value ".
6.	Enter the following name for the new value: Level1Remove
7.	Press enter.
8.	Right-click the name of the new string value and click Modify ".
9.	Type the extension of the file type you want to open in outlook. For example: . Url To specify multiple file types, use the following format: . Mdb;. url
10.	Click OK ".
11.	Exit Registry Editor.
12.	After re-outlook, you can open the file type specified in the registry.