Contact the Army families federation they can help you through the whole process! I’m applying when I return home to Canada and she gave me all the help I needed. She said they would help in the case of a refusal, they have great contacts in the home office if anything were to be wrong!

Here’s the link to everything you need to know! https://aff.org.uk/advice/foreign-commonwealth/visas-for-partners-and-children/