Since October 1st 2022, Web Service Access Key is no longer working and you will need to switch to OAuth. If you are still using Web Service Access Key, the following message is displayed when you login to Business Central.

Even if you already switched to OAuth, you can still get the message. This warning notification will still pop up as long as there is at least one user making a…
Continue Reading thatnavguy’s Article on their blog
D365 Business Central : Removing All Web Service Access Keys – That NAV Guy
Since October 1st 2022, Web Service Access Key will no longer working. You will need to switch to OAuth. If you are still using Web Service Access Key, the following message is displayed when you login to Business Central. I have developed an app that will do that for you.
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More About This Author

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Experienced NZ-based NAV Developer and Consultant with 10+ years of experience leading multiple IT projects, performing business analyst, developing, implementing, and upgrading Dynamics NAV and Business Central.
I have led multiple Dynamics NAV and Business Central projects for businesses in Asia, such as Japan, Singapore, and Indonesia, and currently in both Australia and New Zealand.
I am passionate to deliver solution that focuses on user-friendly interface while keeping high standard of compliance with the needs. I believe in adding value to people’s lives and try to leave people better than when I first met them.
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