Hi @Anonymous
according to Microsoft installation instruction for the SQL Server 2016 Service Pack 3:
Install Instructions
Note: You must have administrative rights on the computer to install SQL Server 2016 SP3.
Microsoft SQL Server 2016 SP3 Update:
Review the Microsoft SQL Server 2016 SP3 Release Notes
Download the following file from the "DOWNLOAD" section on this page to your device:
SQLServer2016SP3-KB5003279-architecture-language.exe
Once the download is complete, click RUN to begin the installation process immediately or SAVE to install at a later time.
If you want to have more detailed instructions, you may refer to the following blog post:
https://sqlmastersconsulting.com.au/SQL-Server-Blog/applying-sql-server-service-packs/
This post is related to SQL Server Availability Groups, but you also can follow it for a standalone (with a small adaption)
I hope my answer is helpful to you,
Your
Bjoern Peters
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