My brother is my sponsor. He is not canceling my...

We would like to inform you that the person legally authorized to cancel the visa is the sponsor or his representative, so you must send your original passport to the sponsor to proceed with the visa cancellation procedures with the General Directorate of Residency and Foreigners Affairs. 
the documents to be attached to the visa cancellation application are:

- Cancellation application form signed by the sponsor

- If the sponsor is a company or establishment, the application must include the signature and seal of the company, accompanied by a letter of clearance and the completion of the procedures by the Ministry of Human Resources and Emiratisation.

- Original passport of the sponsored person

- Original ID card of the sponsored person

- If the sponsored person is outside the country, the original passport must be brought.