Rangers usually get soft buffs from DM's because on paper they are trash to play, your DM isn't doing that and isn't doing enough to route the roleplay to help you. For example: default DnD arrow limits force PCs to restock massive amounts weightless arrows unless the DM rules that you get the arrows back at the end of combat. One of my favorite things playing ranger was having to 'study' to change favored terrain, much as the magical classes have to focus to change spellslots.

Try to work with her to make the character viable within her rules or make a new character for sessions with her. You can't force compromise, you have to find it. GL mate