However u can try these troubleshooting steps
Settings > Select Device Maintenance/Device Care > Optimize > Optimize all options like Battery, Storage and Memory
If u find this helpful kindly click on the three dots and click accept as solution
Dear Samsung Member,
Greetings from Samsung Customer Support!
To resolve your device hanging issue please visit this link: https://www.samsung.com/in/support/mobile-devices/how-to-restart-the-device-when-freezed-or-hanged/
For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).
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Samsung Customer Support