Controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
Back to profile5 entries
2022
Bloatware criticism
MIUI devices were criticized for including numerous pre-installed applications and services that some users considered unwanted or resource-intensive. The criticism concerned system storage, performance, advertising and the difficulty of removing certain bundled software.
2021
Glance wallpaper lock-screen bypass
A vulnerability in the Glance wallpaper-carousel application on Indian MIUI editions reportedly allowed a user to bypass the lock screen and access clipboard data. Xiaomi later fixed the issue.
2021
Performance and stability complaints
Users reported touch-response problems, overheating, slow performance, frame-rate drops, unstable applications and randomly missing files in connection with MIUI 12.5 and related updates. MIUI 13 was described as bringing performance improvements.
2019
Browser address-bar spoofing vulnerability
A reported vulnerability in Mi Browser and Mint Browser on Indian and some global MIUI editions could allow the address bar to be spoofed. Xiaomi reportedly issued a bug bounty to the researcher but did not initially fix the specific vulnerability.
2013
Linux GPL compliance controversy
MIUI attracted criticism because parts of its kernel were proprietary despite being based on the Linux kernel, which is distributed under the GPL. Xiaomi subsequently published source code for selected components and later released kernel sources for several devices, but the issue remained part of the platform's open-source compliance history.