1. Cloning Code
git clone cloning address
2. Go to the folder - find the file you want to modify - modify and save
3. Under this folder : Right-click - choose Git Bash Here
4. Check local branch
git branch -a
5. pull the remote to the local branch
git checkout -b local branch name origin / remote branch name (such as submit to a remote test branch: git checkout -b test origin / test)
6. Go local branch
git pull
7. Upload
(1) first into the staging area: git add.
(2) add Description: git commit -m "Description"
(3) Finally push up: git push upload address branch name