NavSherpa is available directly from Dynamics 365 Business Central Marketplace.
AppSource extensions are available from within Dynamics 365 Business Central in Extension Management. To access this, select the magnifying glass icon in the upper right corner and type "Extensions" into the search box. Select Extensions from the search results.
From Extension Management, type "NavSherpa" into the search box. If NavSherpa does not appear, go directly to the Marketplace which can be launched by selecting Manage form the menu, and selecting Extension Marketplace.
From the drop down menu, select Install.
In the Extension Installation popup, select Next.
Next, select your preferred language from the supported languages list, and accept the terms and conditions. To complete the Extension installation, select Install.
If you want to test a demo project in NavSherpa, you need to install the NavSherpa Demo extension. Repeat steps 2 through 5 to install. Select NavSherpa Demo in step 2.
While NavSherpa functionality will be immediately in effect, to see all aspects of the Extension and for it to appear in the Navigation interface, users will be required to sign out and sign back in again.