you need exactly the same configuration on both side.
You can use the command show interfaces name etherchannel to check your configuration.
You are not using LACP or PAGP so there is no dynamic negociation. To test your configuration, you will need to send traffic through it. You can configure the same VLAN on both side with an IP address on the same subnet and try some pings for example.
Here is a link with a lot of information about etherchannel:
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...