Hence, you should try that first.

Step 1:kick off the Outlook app on your PC and click theFilemenu in the top-left corner.

Step 2:In theInfotab, click onAccount Settingsand selectAccount Settingsfrom the resulting menu.

Outlook File Menu

Step 3:Under theData Filestab, pick the Outlook data file and click onSettings.

Step 4:Click theCompact Nowbutton.

This will move your old emails to a separate PST file while still keeping them accessible.

Outlook Account Settings

Step 1:kick off the Outlook app and click theFilemenu in the top-left corner.

Step 2:In theInfotab, click onToolsand selectClean Up Old Items.

Step 3:In theArchivewindow, choose theArchive this folder and all subfoldersoption and select your email account.

Outlook Data File Settings

Step 4:tap the drop-down menu next toArchive items older thanand select your preferred date.

Heres how:

Step 1:initiate the Outlook app and go toFile > Options.

Step 2:In the Outlook Options window, switch to theAdvancedtab and click theAutoArchive Settingsbutton.

Compact Outlook Data File

Step 4:Use the checkboxes to specify how Outlook needs to handle old items during AutoArchive.

Step 5:Enter the age of the items you want to archive and then clickOK.

Step 1:kick off the Outlook app, tap the filter option, and selectSizeunder Arranged by.

Clean Up Outlook Mailbox

Step 2:Open any email under theHugeorVery Largesection.

Right-tap on your attachment and selectSave All Attachments.

Step 3:ClickOKand save the attachments in your preferred folder.

Archive Emails in Outlook

Step 4:Right-punch your attachment and selectRemove Attachment.

Fortunately, its possible to increase the Outlook PST file size limit byediting registry files.

Step 1:Press theWindows + Rkeyboard shortcut to initiate the Run dialog box.

Archive Old Emails in Outlook

Typeregeditin the box and pressEnter.

Step 2:Paste the following path in the address bar at the top and press Enter.

Step 3:Right-click thePSTkey, go toNew, and selectDWORD (32-bit) Valuefrom the submenu.

Outlook Options

Similarly, create another DWORD and name itWarnLargeFileSize.

Alternatively, if you want to set the limit to 40GB, enter 40960 instead.

Step 5:Double-click theWarnLargeFileSizeDWORD and set its value to95%of theMaxLargeFileSizevalue.

AutoArchiving Settings in Outlook

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Outlook Data File Settings

Outlook Data File Settings Window

Arrange Emails by Size in Outlook

Save Attachments in Outlook

Save Email Attachments in Outlook

Remove Attachments in Outlook

Create DWORD in Registry Editor

Edit MaxLargeFileSize DWORD

Edit WarnLargeFileSize DWORD

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