Many restaurants have launched "contactless service".

Scan the QR code to complete queuing, ordering, checkout and other services.

It is convenient for consumers and saves the cost of manual operation.

And the operation efficiency is improved.

however

As a result, some merchants canceled the manual ordering service.

This annoys some consumers.

In the eyes of some consumers,

Scanning the code to order food should be optional.

Nor should it be the only choice,

Whether to scan the code to order food is up to consumers.

Instead of being "one size fits all" by merchants.

Besides,

It is also difficult for some elderly people to order food by scanning the code.

Some consumers are reluctant to use scanning code to order food.

Worried about personal information disclosure and other security issues.