What is the Role of the Fourth Official in Football?
The main role of the Fourth Official in football is assisting the referee in his control of the match. All the officials should do so under the FIFA Football Laws of the Game

The 4th Official would officiate if any of the other three match officials (referee or assistant referees) are unable to continue to administer the rules and regulations.
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Answer the following query.
What is the Role of the Fourth Official in Football?

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The main role of the Fourth Official in football is assisting the referee in his control of the match. All the officials should do so under the FIFA Football Laws of the Game

The 4th Official would officiate if any of the other three match officials (referee or assistant referees) are unable to continue to administer the rules and regulations.
assistant