cannot open email outlook express 365 Windows 7, 8, 8.1, 10 with Office Outlook 2007, 2010, 2013, 2016, 365

cannot open email outlook express 365 Outlook Error code – How to fix Guide

cannot open email outlook express 365 Error Code occurs with Outlook while closing, downloading, installing, opening (launching), updating,receiving, copying, pasting, sending etc. with Microsoft Office Outlook Versions 2007, 2010, 2013, 2016, 365 and editions Home and Student, Home and Business, Academic, Students and Teachers, Professional Plus, Professional, Standard etc.

Outlook is a mail client which helps you pull the emails from web for multiple email services.
Outlook is complicated under the hood and the performance depends on the Internet connections, add-ons, security software, system performance etc.
Outlook errors can be identified to be an installation/system issue or an Outlook component easily.

Steps To Get Resolve Outlook error cannot open email outlook express 365

To fix the Outlook, we will have to fix the components as well as optimize the performance of the computer.
Let’s try finding out if it is a component issue related to add-ons, security software interfering the performance or anything related to Outlook within
Outlook /safe
This command will help you start Outlook with just the basic components.
a. hold Win key and the letter ‘R’ together.
b. You would be able to view the Run dialog box where you can enter the command “Outlook /safe” (without quotes) and press Enter key.
Now, Outlook should pop open, if the issue is not related to external errors.

Now, we will also have to try optimizing the Windows performance from a level that a basic user is allowed to.
Reset Internet Explorer Settings
a. hold Win key and the letter ‘R’ together.
b. You would be able to view the Run dialog box where you can enter the command “inetcpl.cpl” (without quotes) and press Enter key.
c. Now, on the Internet Options pop up, click on the Delete button and select everything.
d. After the junk settings are cleared, navigate to the security tab.
e. Now, move the slider up or down a bit.
f. After that, click on “Reset all zones to default level”
g. Now, navigate to the Advanced tab and then click on the ‘Reset’ button.
h. Then, check the box “Delete personal settings” and then click on Reset button.

Delete Temporary system files
a. Press Win key and the letter ‘R’ together.
b. You would be able to view the Run dialog box to paste the command “temp” (without quotes) and hit Enter key.
c. In the folder, delete all the possible files and if there is a prompt to skip files, check the option to not show the dialog always and then click on Yes to all.

Now, Windows system temporary files are cleared.

Delete user related temporary files.
a. hold Win key and the letter ‘R’ together.
b. You would be able to view the Run dialog box where you can enter the command “%temp%” (without quotes) and hit Enter key.
c. Then, in the folder, delete all the possible files and if there is a prompt to skip files, check the option to not show the dialog always and then click on Yes to all.

Now, the user related temporary files too are cleared.

Use disk cleanup command to clear more junk
a. Press Win key and the alphabet ‘R’ together.
b. There should be a Run dialog box to paste the command “cleanmgr” (without quotes) and hit Enter key.
c. Now, on the pop-up, select the drive with the Windows Operating System and Press Enter key.
d. On the next Window, select the drive and then the option to clean up System files.
e. Select all the options except previous Windows version data, if listed.
f. Now, click on okay and wait for a few minutes.

If the clean up is done, check if the Outlook is working fine.
If the clean up takes a long time or if the Outlook is still not launching, you will have to click on the

below image to get connected to an expert technician to get the issue fixed.