An example of an email requesting an employer to postpone an interview:

Subject: Request to Postpone Interview

Dear [Employer's Name],

I hope this email finds you well. I am writing to request a postponement of the interview scheduled for [date and time] for the [position] role at [company name].

Unfortunately, I have encountered an unexpected personal emergency that requires my immediate attention and I would greatly appreciate it if we could reschedule the interview to a later date. I apologize for any inconvenience this may cause and I assure you that I am still very interested in the opportunity to interview for this position.

I am available to interview on [alternative dates and times] and I am flexible to accommodate your schedule. Please let me know if any of these dates work for you or if you have any other available times.

Thank you for your understanding and consideration. I look forward to the possibility of rescheduling the interview and discussing how I can contribute to your team.

Best regards,

[Your Name]

Dear [Hiring Manager Name],

I hope this email finds you well.

I am writing to request a postponement of my scheduled interview for the [Position Name] position on [Date]. I am deeply interested in the opportunity and was excited to meet with you.

Unfortunately, I have developed an unexpected medical issue that requires my immediate attention. I have been advised by my doctor to rest and avoid any unnecessary travel or exertion for the next few days.

I understand that this is short notice and may cause inconvenience. I apologize for any disruption it may cause and would be grateful if you could accommodate my request.

I would be available to reschedule our interview for a later date once I have fully recovered. I am flexible and would welcome the opportunity to discuss a suitable time that works for both of us.

Thank you for your understanding and consideration. I look forward to hearing from you soon.

Sincerely,
[Your Name]