Repair Difficulty : High
For Microsoft Windows 7 and later
1) Click Start Button and type “Control Panel” in search box and Click on it.
2) In Control Panel Window, type firewall in the search box and click on Windows Firewall.
3) On left panel you will find “Turn Windows Firewall on or off”
Note: If you are logged in as Guest user you will be asked to login as Administrator.
4) Finally Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.
Note: You can activate Microsoft Windows Firewall after Office 365 installation is complete.
2. Enter the command “inetcpl.cpl” and click OK.
3. Click on the “Security” tab.
4. Click “Reset all zones to default level” button at the bottom of the window.
5. Click OK button.
In most case 30058-26 error code in Office 365 should be resolved by now, if however the problem still persists please get your system checked by an expert.
If you are not able to resolve the issue following above steps, you can contact our 24×7 Chat Support for help.
Posted In: Office 365