Manual Update of GAL using Powershell

I cannot seem to do a manual update of the GAL using Powershell. Getting errors. Please help
Snowbella KilangitAsked:
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You have to use the Exchange management shell and run Get-GlobalAddressList | Update-GlobalAddressList

Also try the command from the following technet article from MS
If you want to use windows powershell instead of Exchange management shell then follow the article from technet and

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AmitIT ArchitectCommented:
Looks like you are not using EMS or Exchange management shell. First you type just get-globaladdresslist and check the result. Then pipe update command. Review this article from another EE.
Snowbella KilangitAuthor Commented:
Thank you I was able to run the commands successfully using the Exchange Management Shell
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