1, open the installed KEIL5 interface, Â 2. Â Then open LICENSE MANAGEMENT under the FILE drop-down menu . Â 2, copy the CID code, 3, open the registration machine, paste the CID code, generate the registration code, 4 , copy the registration code to LICENSE MANAGEMENT , click ADD LIC to register. 5. If the prompt is successful, the registration is completed. 4 Bay Fm Dipole Antenna,Fm Broadcast Dipole Antenna,Four-Bay Fm Dipole Antenna,4 Wave Dipole Antenna Anshan Yuexing Technology Electronics Co., LTD , https://www.yxhtfmtv.com