1. She lives there by herself.

2. She lives there by her.
[Wich one is correct, #1 or #2?]

3. She has no money with herself.
4. She has no money with her.
[Wich one is correct, #3 or #4?]

3 answers

One and four are correct.

https://www.merriam-webster.com/dictionary/herself
same here
same here 1&4