Before making changes, go to . Then File → Save As to create a .icf backup file. If you brick the radio during a firmware update, you can restore this file.
Create a master backup file named something distinct, like IC7100_Master_Backup_[Date].icf . Save this file to a cloud drive or USB stick. If you ever travel to a different region, you can create a temporary frequency file for that trip and easily flash your radio back to your home setup when you return. Troubleshooting Common Connection Issues icom cs7100 software download top