The initiative is part of its pioneering Worker Wellness Programme.
The robots will perform a variety of tasks such as greeting visitors, performing in special displays, and providing visitor assistance, as well as helping with food and beverage delivery and hospitality services.
An engineer on duty had told him to keep quiet as there were no witnesses.
France's Commissioner General for the event says postponement will give France the opportunity to reinvent its Pavilion to better suit today's global challenge of innovative, eco-friendly and user-oriented mobility solutions.
Two-third of BIE members support postponing Expo 2020 Dubai to next year.
Now, member states will vote on the change of dates.
Plans and preparations are regularly being reviewed in line with guidance from the UAE and international stakeholders.
Organisers address concerns regarding the mega event later this year.