I keep losing signal when I use my galaxy tab hotspot &get kicked off the internet
Welcome to the community. Glad you joined us and I've never used a galaxy tab but maybe have you tried creating a WPA2 password for your internet thats just whats on top of my head but hopefully we can get the internet up and working on it. Anyway dive on in and enjoy the community. I hope the link below can help you out also.
Samsung Galaxy Tab