MMS are paid messages with media content. I didn't know that they were still needed. With the advent of smartphones, they are mostly sent via free apps. But if MMS is required, a look at the mobile phone provider's website will help. There are usually instructions on how to activate it. Since the service is provider-dependent, you are sure to find something there.

Unfortunately, there are no Otterbox protections for Honor devices: https://www.otterbox.de/de-de/suchen?q=honor And for the Honor 9 Lite this is all we have: https://www.digitec.ch/fr/Search?q=Honor+9+Lite&take=66

The Honor 9 Lite was released in February 2018, according to my information.

Anbei den Link: https://www.digitec.ch/de/Search?q=Honor+9+lite&tab=2&filterProductTypes=304

Yes, it is possible.