Hello, friend!
Step 1. Log in to FusionInsight Manager as an administrator after installing it.
Step 2. On FusionInsight Manager, choose System > License > Name of the desired cluster > Import License.
Step 3. Click ... and select a License file.

Step 4. Click Upload.
The License file is loaded, and the License information is displayed.

Step 5. Click Activate to activate the License.

After the License file is loaded and activated, information about the activated License is displayed on the License page at the next login. The License information is as follows:
Feature Name: indicates the sub-product name.
Used: indicates the number of used resources.
Capability: indicates the number of resources supported by the License.
Type: indicates the unit of License control items.
Deadline: indicates the time when the License expires.
GracePeriod: indicates the License grace period, that is, the duration during which the License is still valid after it expires.
Status: indicates the License status, which can be:
Unlicensed: indicates that the License is unauthorized.
Licensed: indicates that the License is normal.
Expired: indicates that the License has expired.
Limit Exceeded: indicates that the number of nodes that are allowed for this License exceeds the limit.
For details about the License status, see 1.3 Running Status.
Hope this helps!