A: That is the "disconnect/reconnect" loop. Your battery is too low. Let the phone charge via a wall charger for 2 hours, even if the screen is black.
So, you’re staring at a black screen. Your won’t turn on, or it’s stuck in a never-ending boot loop. Don’t panic. You have not turned your phone into a paperweight. How to Unbrick XIAOMI Redmi Note 8 2021
The "2021" variant (codename: biloba ) is different from the original Redmi Note 8 (codename: ginkgo ). This guide is specifically for the 2021 version with the MediaTek Helio G85 chipset. How to Unbrick XIAOMI Redmi Note 8 2021: Dead Boot & Bootloop Fix Published: April 17, 2026 | Difficulty: Hard A: That is the "disconnect/reconnect" loop
Disclaimer: Modifying your phone’s firmware carries risk. The author is not responsible for data loss or further damage. Always backup your data before flashing. So, you’re staring at a black screen
A: Hard brick flashing wipes everything . If you are in a bootloop (Soft brick), try ADB pull commands before wiping data.
Because this model uses a processor (unlike the older Qualcomm version), it is actually very hard to permanently brick. In fact, the dreaded "dead boot" (no response, no LED, no vibration) is usually reversible.
A: No. The 2019 model (Ginkgo) uses a Qualcomm chip. For that, you need Qualcomm’s QFIL and an authorized EDL account. Final Verdict The Redmi Note 8 2021 is a tank. While the MediaTek Helio G85 isn't great for gaming, it is amazing for unbricking. As long as the hardware isn't fried (water damage or blown capacitor), SP Flash Tool will save it.