GPO tool

Group Policy made searchable

A free ADMX browser or comparison tool for IT administrators.Search policies, find registry keys, and see exactly what each setting writes to the Windows Registry. Or compare two GPO backups to see exactly what has changed between them.

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Override published sync interval

By default, Outlook follows the sync interval specified by the Internet Calendar publisher and Internet Calendar subscriptions will not be sync'd more often than allowed by the Internet Calendar publisher. This setting allows you to prevent users from overriding the sync interval published by Internet Calendar publishers.

Registry Information

VendorMicrosoft
ProductMicrosoft Outlook 2016
CategoryMicrosoft Outlook 2016 › Account Settings › Internet Calendars
Applies toUser Configuration
Supported onWindows7
Registry Key[HKCU]softwarepoliciesmicrosoftoffice16.0outlookoptionswebcal
Value Nameignorettl
TypeREG_DWORD
Enabled value1
Disabled value0

Registry File (.reg)

Windows Registry Editor Version 5.00

; Enable the policy
[HKEY_CURRENT_USERsoftwarepoliciesmicrosoftoffice16.0outlookoptionswebcal]
"ignorettl"=dword:00000001

; Disable the policy
[HKEY_CURRENT_USERsoftwarepoliciesmicrosoftoffice16.0outlookoptionswebcal]
"ignorettl"=dword:00000000

PowerShell

# Enable the policy
Set-ItemProperty -Path "HKCU:softwarepoliciesmicrosoftoffice16.0outlookoptionswebcal" -Name "ignorettl" -Value 1 -Type DWord

# Disable the policy
Set-ItemProperty -Path "HKCU:softwarepoliciesmicrosoftoffice16.0outlookoptionswebcal" -Name "ignorettl" -Value 0 -Type DWord