Outlook Display body message issue

Dear All,

I just would like to consult with you whether you face the issue like this or not.

My boss use outlook on Macbook and sent to us and He wrote only 1 sentence but it was display on my windows laptop many sentence and i don't know why it is happen like this.

So does anyone face this issue. if yes please help to share solution.

Regards,

Sodsada.