UAE residence visa is a permit that allows foreign people to live in this country for a long period of time. The visa can be valid for 2-3 or even 10 years and maybe renewed as many times as a person needs.
UAE permanent residency does not exist as such. Being a UAE permanent resident simply means having a visa stamp in your passport and constantly living in this country.
There are a few ways to obtain UAE residency:
You can find more details about these ways here
If you are a person keeping UAE permanent residency, you won’t have any issues with having your visa valid.
If you are a frequent traveler or do not live in UAE, you have to make sure that you enter UAE 1 time every 6 months in order to maintain the visa. In case you fail to do it, the visa will be canceled automatically and you will have to go through the process of getting a new one from the start.
UAE residence visa renewal is simpler than getting a new visa, however, you will need to do a medical check and Emirates ID renewal.
You simply need to come to medical screening center 1-2 weeks before your visa expiration date and make necessary tests, after which apply for Emirates ID renewal.
Upon getting the medical report, send it to the immigration office together with the passport and the new visa will be stamped for another period.