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Office Settings & Configuration

How to Restore and Pin the Classic Outlook Icon to Taskbar

John WilsonJohn Wilson Oct 10, 2026 869 views

Question details

The user needs a permanent way to restore, access, and pin the Classic Outlook icon to the Windows taskbar after the New Outlook update caused the icon to become blank or missing.

How to Restore and Pin the Classic Outlook Icon to the Taskbar
Product
Microsoft Outlook
Device & OS
Windows
Scenario
Switching between New Outlook and Classic Outlook to access local PST files, causing taskbar icon glitches.
Observed behavior
The taskbar shortcut becomes a blank icon or opens Microsoft Mail instead, making Classic Outlook difficult to locate and launch.
Before you start

Ensure your Windows operating system and Microsoft Office suite are updated to the latest versions to prevent application registration conflicts between New and Classic Outlook.

Solution 1Recommended

Remove Duplicate Office Installations and Re-Pin the Icons

Use this method to resolve registry conflicts causing the blank icon and ensure both Outlook versions have distinct, working shortcuts.

Duplicate Microsoft Office installations can cause application registration errors. This often leads to blank taskbar icons or causes the system to open the wrong application, such as Microsoft Mail, instead of Classic Outlook.

1
Remove duplicate Office packages

Go to Windows Settings > Apps > Installed apps. Scroll through the list to check for multiple Microsoft Office installations and uninstall any duplicates.

2
Unpin the blank taskbar icon

Right-click the blank or broken Outlook shortcut currently on your taskbar and select 'Unpin from taskbar' to remove the faulty link.

3
Pin Classic Outlook

Search for 'Outlook' in the Windows Start menu. Open the Classic version, right-click its active icon on the taskbar, and choose 'Pin to taskbar'.

4
Pin New Outlook separately

Open the New Outlook application from the Start menu. Right-click its new active icon on the taskbar and select 'Pin to taskbar' so both versions are available as distinct icons.

Remove Duplicate Office Installations and Re-Pin the Icons
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Frequently Asked Questions

Why does my Outlook taskbar icon appear blank?

A blank taskbar icon usually occurs when switching between New and Classic Outlook due to registry conflicts, incomplete application registrations, or duplicate Microsoft Office installations on your Windows computer.

Can I run both New Outlook and Classic Outlook at the same time?

Yes, you can have both applications open simultaneously. By pinning each application's active icon to the taskbar separately, you can easily access both versions whenever needed without interference.

Why must I use Classic Outlook for my PST files?

Currently, New Outlook has limited support for local PST files and large archives. You will need to switch back to Classic Outlook and pin it to your taskbar to reliably access and manage terabytes of local PST archives.