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April 2021 Security Patch for Pixel | RQ2A.210405.005, RQ2A.210405.006

Updated on April 14, 2021: Today Google rolled the April 2021 security patch update for their Pixel lineups such as Pixel 3, Pixel 3a, Pixel 4, and Pixel 4a, Pixel 4a (5G), and Pixel 5. The update is labeled with build number RQ2A.210405.005  for the Pixel 2, Pixel 3, Pixel 3a, Pixel 4, and Pixel 4a, Pixel 5, and 4a 5G model.

After launching the Google Pixel 5 and Pixel 4a 5G, this device received the first software update which brings the latest security patch and improvements. In this update, Google has resolved 20 issues dated 2020-11-01 and 13 for 2020-11-05.

Check for OTA Updates

Well, before manually installing the update, we would advise Google Pixel phone users to check for the update via OTA. This eases out the process where you just need to download the package file and it will automatically update your phone. So, in order to check for the November 2020 security update, you need to head over to Settings > System > System Update > Check for Update.

If there is a new update available, then you can tap on it to install the latest update on your Pixel device as it will keep your device safe with the latest November 2020 security update. Make sure to use a stable internet connection or WiFi to download this update.

Download Factory and OTA Flash File:

April 2021 Security Patch:

• Pixel 5: RQ2A.210405.005 (All carriers except Verizon) — Factory Image — OTA
• Pixel 4a 5G: RQ2A.210405.005 (All carriers except Verizon) — Factory Image — OTA
• Pixel 4a: Android 11 — RQ2A.210405.005 — Factory Image — OTA
• Pixel 4 XL: Android 11 — RQ2A.210405.005 — Factory Image — OTA
• Pixel 4: Android 11 — RQ2A.210405.005 — Factory Image — OTA
• Pixel 3a XL: Android 11 — RQ2A.210405.005 — Factory Image — OTA
• Pixel 3a: Android 11 — RQ2A.210405.005 — Factory Image — OTA
• Pixel 3 XL: Android 11 — RQ2A.210405.005, RQ2A.210405.006 (CA Carriers) — Factory Image (2)— OTA (2)
• Pixel 3: Android 11 — RQ2A.210405.005, RQ2A.210405.006 (CA Carriers) — Factory Image (2) — OTA (2)

March 2021 Security Patch:

Pixel 5

• RQ2A.210305.006 — Factory Image — OTA
• RQ2A.210305.007 (Virgin/UK) — Factory Image — OTA

Pixel 4A

• RQ2A.210305.006 — Factory Image — OTA
• RQ2A.210305.007 (Virgin/UK) — Factory Image — OTA

Other Devices

• Pixel 4a: Android 11 — RQ2A.210305.006, RQ2A.210305.007 (Virgin/UK)— Factory Image (2) — OTA (2)
• Pixel 4 XL: Android 11 — RQ2A.210305.006 — Factory Image — OTA
• Pixel 4: Android 11 — RQ2A.210305.006 — Factory Image — OTA
• Pixel 3a XL: Android 11 — RQ2A.210305.006 — Factory Image — OTA
• Pixel 3a: Android 11 — RQ2A.210305.006 — Factory Image — OTA
• Pixel 3 XL: Android 11 — RQ2A.210305.006 — Factory Image — OTA
• Pixel 3: Android 11 — RQ2A.210305.006 — Factory Image — OTA

February 2021 Security Patch:

Pixel 5

• RQ1A.210205.004 — Factory Image — OTA
• RQ1C.210205.006 (T-Mobile, Sprint) — Factory Image — OTA
• RQ1D.210205.004 (Verizon) — Factory Image — OTA

Pixel 4A

• RQ1A.210205.004 — Factory Image — OTA
• RQ1C.210205.006 (T-Mobile, Sprint) — Factory Image — OTA
• RQ1D.210205.004 (Verizon) — Factory Image — OTA

Other Devices

• Pixel 4a: Android 11 — RQ1A.210205.004 — Factory Image — OTA
• Pixel 4 XL: Android 11 — RQ1A.210205.004 — Factory Image — OTA
• Pixel 4: Android 11 — RQ1A.210205.004 — Factory Image — OTA
• Pixel 3a XL: Android 11 — RQ1A.210205.004 — Factory Image — OTA
• Pixel 3a: Android 11 — RQ1A.210205.004 — Factory Image — OTA
• Pixel 3 XL: Android 11 — RQ1A.210205.004, RQ1D.210205.004 (Verizon) — Factory Image (2) — OTA (2)
• Pixel 3: Android 11 — RQ1A.210205.004, RQ1D.210205.004 (Verizon) — Factory Image (2) — OTA (2)

November 2020 Security Patch:

• Pixel 5: RD1A.201105.003 (JP carriers) — Factory Image — OTA
• RD1A.201105.003.A1 (AU) — Factory Image — OTA
• RD1A.201105.003.B1, (EU) — Factory Image — OTA
• RD1A.201105.003.C1 — Factory Image — OTA

• Pixel 4a (5G): RD1A.201105.003 (JP carriers) — Factory Image — OTA
• RD1A.201105.003.A1 (AU) — Factory Image — OTA
• RD1A.201105.003.B1, (EU) — Factory Image — OTA
• RD1A.201105.003.C1 — Factory Image — OTA

• Pixel 4a: Android 11 — RP1A.201105.002 — Factory Image — OTA
• Pixel 4 XL: Android 11 — RP1A.201105.002 — Factory Image — OTA
• Pixel 4: Android 11 — RP1A.201105.002 — Factory Image — OTA
• Pixel 3a XL: Android 11 — RP1A.201105.002 — Factory Image — OTA
• Pixel 3a: Android 11 — RP1A.201105.002 — Factory Image — OTA
• Pixel 3 XL: Android 11 — RP1A.201105.002 — Factory Image — OTA
• Pixel 3: Android 11 — RP1A.201105.002 — Factory Image — OTA

October 2020 Security Patch:

Updated on October 12, 2020: After rolling the Android 11 update to Google Pixel devices globally, the first update to Android 11 is out with October 2020 security patch for Google Pixel devices. The update is now live for the Pixel 2, Pixel 3, Pixel 3a, Pixel 4, and Pixel 4a.

The update is now rolling in a phase-wise manner and may take some time to reach all users around the world in a matter of time. With this security patch update, Google has resolved 20 issues with two additional mainline updates. The update fixes vulnerabilities range from high to critical.

• Pixel 4a: Android 11 — RP1A.201005.006 — Factory Image — OTA
• Pixel 4 XL: Android 11 — RP1A.201005.004 — Factory Image — OTA
• Pixel 4: Android 11 — RP1A.201005.004 — Factory Image — OTA
• Pixel 3a XL: Android 11 — RP1A.201005.004 — Factory Image — OTA
• Pixel 3a: Android 11 — RP1A.201005.004 — Factory Image — OTA
• Pixel 3 XL: Android 11 — RP1A.201005.004 — Factory Image — OTA
• Pixel 3: Android 11 — RP1A.201005.004 — Factory Image — OTA
• Pixel 2 XL: Android 11 — RP1A.201005.004  — Factory Image — OTA
• Pixel 2: Android 11 — RP1A.201005.004 — Factory Image — OTA

How to Flash Security Patch Update on Pixel Series

You can flash the latest security update for any Google Pixel by following this guide given below:

To flash the factory image: follow this guide

To flash the OTA file, you can follow this guide.

I hope this guide was helpful to flash and enjoy the November 2020 Security Patch for Pixel 2, Pixel 3, Pixel 3a, Pixel 4, and Pixel 4a.