Windows 10: my windows security cannot opened and disappeared

my windows security cannot opened and disappeared

:)

 

Windows 10 Tweaks

Pressing “Windows+Pause Break” (it’s up there next to scroll lock) opens the “System” Window.

Windows 10: In the new version of Windows, Explorer has a section called Quick Access. This includes your frequent folders and recent files. Explorer defaults to opening this page when you open a new window. If you’d rather open the usual This PC, with links to your drives and library folders, follow these steps:

• Open a new Explorer window.
• Click View in the ribbon.
• Click Options.
• Under General, next to “Open File Explorer to:” choose “This PC.”
• Click OK

credit to Lifehacker.

 

calculator app disappears immediately after clicking on it - opens and disappears

Update your Windows to the latest version is the best way to solve the "Calculator app disappears immediately after clicking on it" issue. The steps for it is very simple and are as follows:

1. Tap down the Windows key along with the letter I to open the Settings window.
2. Now, from the available options select Update & Security.
3. After that, select Windows Update from the left side panel and then click on Check for updates from the right-hand side window.
4. Wait, until the process is over. If an update is available then follow the on-screen instructions to install.

 

windows security not opening

Your device is infected. Step 1 removes the infection and Step 2 fixes Defender.

Step 1:

• Download fixlist.txt
  
• Make sure FRST64.exe and FixList.txt are in the same folder.
  
• Launch FRST64.exe and click "Fix".
  
• Upload the output log file (FixLog.txt) to your OneDrive.
  

Step 2:

Please complete the steps listed under the section "Step 2: Repair/Restore the Windows Defender Service" in this article. Note: you need to import the REG file using TrustedInstaller privileges, as described in the article.

Restart Windows.