Answers for "please enter a commit message to explain why this merge is necessary"

Please enter a commit message

To edit or add a commit message when git is using your default editor:
For Vi or Vim
1. Press "i" (for insert mode)
2. Write your message
3. Press esc (escape insert mode)
4. Press ":wq" (write & quit)
5. Press enter

Please enter a commit message to explain why this merge is necessary,

To solve this:

press "i" (i for insert)
write your merge message
press "esc" (escape)
write ":wq" (write & quit)
then press enter

please enter a commit message to explain why this merge is necessary

To solve this:
i for insert > type message > press esc > type :wq for write & quite > press enter