How to Fix Windows 10 calendar greyed out problem

Many Windows users have reported that they can’t open the calendar application and it is grayed out in the system. When they try to open the app, a blank window opens then closes automatically. It would be very frustrating for those who use calendar apps on the computer for setting their daily agendas.

Mostly this error occurs after applying the windows update, the reason behind this is improper installation of the update package. Solutions for this issue are easy, just follow the procedure below and you can use the calendar application again.

Solution 1 – Reinstall the calendar app

Removing the faulty calendar and then installing again is the easiest method for solving this issue.

STEP 1: Press Windows + X and then select Windows Powershell (Admin) option.


Powershell Menu


STEP 2: Select Yes on the user account control prompt.

STEP 3: Type the following command in the Powershell window.

Get-AppxPackage *windowscommunicationsapps* | Remove-AppxPackage


Powershell Command

STEP 4: Visit this webpage to install Windows mail and calendar application. After installing the fresh Windows mail and calendar application you won’t have to face the graying out issue.

Solution 2 – Update Graphics card driver 

Due to some glitches, sometimes the start menu tiles are greyed out. Updating the graphic card driver fixes this issue. Follow the steps below to update the graphic card drivers.


STEP 1: Open the Run box by pressing Windows + R, type dxdiag, and then press enter. It will open the DirectX diagnostic tool window. 


Run Directx



STEP 2: Note down your operating system from the System tab and then the graphic card model from the display tab.


Directx System Information


STEP 3: Go to the website of your graphic card manufacturer, open drivers section. Select your operating system, model, language, etc, and download the latest available driver.

STEP 4: Open the downloaded installer file and install in on your computer.

Reboot your computer after the driver installation and check that if your start menu tiles are working again.

Solution 3 – Re-register Windows store

Sometimes the issue is with the credentials of the windows store, registering again for the windows store solves the issue for most users. Follow these steps to re-register your windows store.

STEP: Open Windows Powershell window as administrator by pressing Windows + X and selecting the Windows Powershell (admin) option.

STEP 2: Type the following command and press Enter to run it.


Get-AppXPackage | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}


Powershell Commands

Wait for the process to complete and then close the window.

STEP 3: Open Run window by pressing Window + R, type wsreset.exe, and hit enter. This program will reset the Windows store for you.


Reset Windows Store


STEP 4: Select Yes on the User access control prompt.

This will reset your Windows store and now you can use all of your windows store applications.