CloudExtend files tab is usually seen inside a Customer and Contact record in Netsuite. If a user wants this tab to appear in other record types, we can refer them to this article.
Follow the troubleshooting steps below.
Change the browser setting.
For Chrome Users
If you want to keep the Block third-party cookies and use CloudExtend, do the following:
Step 1: In your Chrome browser, click the three dots in the upper right corner.
Step 2: Go to Settings.
Step 3: Hit Privacy and security > Cookies and other site data.
https://odns.cloudextend.appthen check the Include third-party cookies on this site.
Step 5: Refresh the browser and check if CloudExtend files button is showing.
For Firefox Users
Step 1: In Firefox, go to Menu > Settings > Privacy & Security > Cookies and Site Data.
Step 2: Click Manage Exceptions.
Step 3: Copy and paste
Step 4: Click Allow then Save Changes.
Step 5: Close Firefox and re-launch.