There might be some issues related to Chart rendering in RTA or Streaming window. In this case, please update GPU/ Video card drivers to latest.
One issue found in Dell system Latitude 5420 and solved with below steps:
- Open URL https://www.dell.com/support/home/en-us/product-support/product/latitude-5420-laptop/drivers
- Download new Video card driver Intel UHD/Iris Xe Graphics Driver -> Intel-UHD-Iris-Xe-Graphics-Driver_RGVN2_WIN64_31.0.101.3959_A12.EXE from above link.
- Install the driver.