2021-07-19 10:05 AM
2021-07-19 10:16 AM
Bad download? AV Software? Corporate Networks? JRE?
Try installing via "Run as Administrator"
Converse with your IT People
Try selecting an older version, see if it's an issue with just the most recent release, not seeing other related complaints.
https://www.st.com/en/development-tools/stm32cubeide.html