What is the “blockota” file in MIUI?

Some Xiaomi device owners have noticed that after updating their smartphone, a mysterious file called "miui-blockota.zip"appears in the download folder.On the official forum of MIUI, there are many assumptions about the origin of this file, especially on the assumption of a virus.At the same time, its size often varies from a few megabytes to one or two In this article, we will try to understand which function "blockota" fills and if it can be safely removed.

The blockota file on Xiaomi

What is the miui-blockota archive in the download folder?

The file "blockota" is responsible for updating the MIUI system via OTA (Over-the-Air) and is automatically downloaded from Xiaomi servers, when a new firmware version is available. Once the update is installed, this file should be automatically deleted, but in some cases this does not happen. To delete it manually, just follow these steps:

  1. Open the download application.
  2. Find the required file in the list.
  3. Click on it and keep it pressed until the "Delete" button appears.
  4. Remove it.


Please note: When new system updates are received, the file will probably reappear.

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