So it looks like if I compose a new message by tapping the +, I have the option of scheduling to send. If I just go into an existing thread it does not have that option.
Posted via the Android Central App
There's an iMessage issue that is likely the cause of this. It's not an issue of the Texting app. Pretty well documented out there if you search around for it.
GO SMS Pro. I've used it for years and have never had a problem. You can keep it simple or make it as elaborate as you want; highly customizable. And it's FREE!
Is the underlying data the same compared to stock LG sms?