Category Archives: Outlook

Block Outlook from connecting to 365

By | August 10, 2021

Beginning with Office 2016 Outlook auto-connects to 365 upon opening. This causes users to be prompted for credentials if their account is on-premise. To disable this,  run this in PowerShell as the user: Set-ItemProperty -Path HKCU:\software\Microsoft\Office\16.0\Outlook\AutoDiscover -Name ‘ExcludeExplicitO365Endpoint’ -Value 1 -Type DWord -Force

Outlook “Signatures” button fails

By | November 7, 2018

If the “Signatures” button fails to open the dialogue box for changing your signature, you can take the following steps: Locate: [HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0006F03A-0000-0000-C000-000000000046}\LocalServer32] Direct it to outlook.exe This file can be renamed .reg and imported to fix this issue on Office 365: Office365

Exchange Permissions

By | August 16, 2018

You can list all users with Mailbox permissions with this in PowerShell: Get-Mailbox | Get-MailboxPermission | where {$_.user.tostring() -ne “NT AUTHORITY\SELF” -and $_.IsInherited -eq $false} | Select Identity,User | Export-Csv -NoTypeInformation mailboxpermissions.csv

Outlook Autocomplete

By | March 23, 2018

A freeware option that I used to use and still comes in handy is called NK2Edit from NirSoft, it does handle newer data just follow the instructions. Has the advantage of being able to edit the autocomplete data as well. There are also things you can do like importing nk2 files by launching outlook with the /importnk2 switch.… Read More »

Sticky Outlook Accounts

By | August 4, 2017

You have removed delegate rights to a users account but the account continues to display in outlook. Slipstick to the rescue again. There are a bunch of interesting solutions in this link. [Key, AD users and groups, Advanced view, Attribute editor]

Outlook Search Fails

By | June 30, 2017

In June Microsoft released a patch for Office that breaks the index on some PCs (users can no longer search Outlook). To fix this install optional update “2017-06 Preview on Monthly Quality Rollup for Windows…”. This only applies to Windows 7.

Exchange Email Format

By | May 9, 2017

In Exchange, emails sent outside the organization are converted and the format of these can be set per domain or for all domains. If messages are sent in text format, some recipients will have issues viewing attached images. ContentType should be MimeHtmlText not MimeText when running: Get-RemoteDomain |fl To update it run the following with either a domain… Read More »

Workgroup & Outlook

By | March 14, 2016

It is possible to totally eliminate the outlook log on requirement when a user is on a workgroup PC. 1) set the workgroup name to match the pre2k log on domain that hosts the exchange server.  2) Set the user name on the users local account to match the user name in AD. These settings cause Outlook to… Read More »

Outlook 2016 setup

By | February 14, 2016

When connecting Outlook 2016 first ensure is setup. Next use the auto configuration wizard not manual setup (depreciated). If prompted for a user name DO NOT prepend it with the domain: NMS\Jon Smith becomes Jon Smith

AutoDiscover Req in ’16

By | January 24, 2016

AutoDiscover must be configured or Outlook 2016 will be unable to connect to Exchange Server. Outlook 2016 retrieves Exchange connectivity settings directly from AutoDiscover instead of the registry, making profiles more reliable, but that also makes AutoDiscover a required feature. If you have not yet configured AutoDiscover, you will need to do this prior to deploying Outlook 2016.… Read More »

Send as – Sent item

By | August 26, 2015

Email that you send on behalf of someone is not saved in their Sent Items folder There is a registry key to allow this but it is not available after 2007 without applying the hotfix to outlook. There are more variations detailed here: (ie, Exchange 2010 outlook 2013)

Outlook Rendering Complexities.

By | April 13, 2015 The link above is to an article on the different rendering possibilities for different versions of outlook. It is lengthy and complex even though it’s just an overview! For clients that have issues with the way their email is displayed, or not displayed, or particularly for design oriented clients interested in email marketing the fact that so… Read More »

Search for PSTs

By | March 18, 2015

Before removing a drive from service or when moving a user to a new system, it is important to verify no PSTs have been left behind. To find all PSTs launch ISE as admin then run: Get-ChildItem -path c:\users\ -force -Recurse -filter ‘*.pst’ -erroraction ‘silentlycontinue’ | select name, Length, LastWriteTime, directory #Run as admin  

Set Outlook permisions

By | March 9, 2015

In this example abaldwin is granted reviewer access to jjohnson’s calendar: get-mailbox -identity “jjohnson”| foreach {Add-MailboxfolderPermission $_”:\calendar” -User “abaldwin” -AccessRights Reviewer} To do this for an entire Co. use Excel and a list of all users then use Concatenate to edit the individual cmdlets which can be pasted in bulk to PowerShell.

OST & PST Max file size

By | April 15, 2014

Microsoft Outlook 2007-2013 support American National Standards Institute (ANSI) and UNICODE personal folders (.pst) and offline folder (.ost) files. The WarnFileSize registry entry determines the maximum data that both the .pst and the .ost files can have. After this maximum data is reached, neither the .pst nor the .ost files are permitted to add any more data. These… Read More »