With Target Download functionality you can write to memory from a file without resetting your target system.
1. Open Debug | Configure Session | SoCs | Target Files.
3. Add files via the Add button you want to write to the target memory.
4. Go to the Startup page and select Target files in the Target download dropdown.
5. Start the debug session.
6. Select Debug | Target Download | <appropriate file> to write file(s) to a memory.