Catalyst 3750 X Upgrade ((exclusive)) Here

Switch# conf t Switch(config)# boot system flash:c3750e-universalk9-mz.152-4.E8.bin Switch(config)# end Switch# write memory

⚠️ : Post-2018, no new security patches. If exposed to untrusted networks, consider isolating or replacing with newer model (9300/9200). catalyst 3750 x upgrade

Ensure all stack members are "Ready" and running the same IOS version. A version mismatch in a stack will cause the switch with the mismatched version to reload automatically to match the active switch. catalyst 3750 x upgrade

Before initiating any upgrade, the following preparatory steps must be taken to prevent network outages or hardware damage. catalyst 3750 x upgrade