Deleting text messages? Is this a red flag?
Can My Husband Or Wife See My Text Messages? Page 1 of 2
How Can I Read My Husband’s Deleted Text Messages Without Any Technical Expertise?
The only reason to delete messages is so you can't see them.
Conceal their cheating: The most common reason or the first suspicion that arises when people delete chat history is obviously cheating.
Your best approach here is to pay attention and be curious.
Either way, we are here for you.