Refer to the below steps to activate BorisFX with the registration code.
For Win:
1. Drag Boris effects to the timeline and when it pops up a window as the below picture shows, click Activate.
2. Click License on the Boris edition interface.
3. Select Activate your license now and click Next.
4. Input your registration code, click Next and then click Finish, and restart Filmora.
For Mac:
1. Drag Boris effects to the timeline and when it pops up a window as the below picture shows, click Activate.
2. Click Activate on the Boris edition interface.
3. Choose Activate your license now and click Continue.
4. Input your registration code, click Continue and then Done, and restart Filmora.