Hi Hemanand,
We have analyzed the reported issue in the given version “16.4.42” but we can’t replicate it. In our online HeatMap samples, we have the demo sample to change the bubble type dynamically.
Please refer following online sample in stackblitz,
If you can’t resolve the reported issue, please revert us the modified sample with replication steps. It will help us to serve you better.
Regards,
Jayakumar D