1. Download Git:

   https://github.com/git-for-windows/git/releases/download/v2.34.1.windows.1/Git-2.34.1-64-bit.exe

2. Run git bash in upload folder:

   git config --global user.name "nonnichen"
   git config --global user.email “i@nonnix.com”
   git init
   git add .

3. Show status and commit:

   git status
   git commit -m "first commit"

4. Setup remote repository:

   git remote add origin https://github.com/nonnichen/nonnichen.github.io

5. WEB Authentication then push:

   git push -u origin master

Enjoy!