This Firmware flash for Samsung Galaxy Tab A7 10.4 (2020) with the Model Number is SM-T505C. Firmware Region is China and CSC code is CHC Open China. Make sure the Model Number are correct with you device. You can check the Model Number in Setting - About phone (Model Number), If phone can't start you can find it by flipping your phone or among the things you found in the box. This Firmware PDA is T505CZCU3BUK1 with OS R(Android 11) and the Firmware are build on Wed 24 Nov 2021 09:39:31 am.

Download Firmware Samsung Galaxy Tab A7 10.4 (2020) (SM-T505C)

AP Version: T505CZCU3BUK1
CSC Version: T505CCHC3BUK1
Android Version: R(Android 11)
Region: CHC Open China
Country: China
Binary: 3
Security patch level : 2021-09-01

Build Date: 2021-11-24 09:39:31
Size: 3.3 GB
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About Phone:

Samsung Galaxy Tab A7 10.4 (2020) Android tablet. Announced Sep 2020. Features 10.4″ display, Snapdragon 662 chipset, 7040 mAh battery, 64 GB storage, 4 GB RAM.

Admin Nov 25, 2021 SM-T505C, CHC

What's new

• Overall stability of your device has been improved.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
※ After the updating, it is needed to agree to the terms and conditions due to the enforcement of the Personal Information Protection act.

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How to flash firmware

Extract (unzip) the SM-T505C_CHC_T505CZCU3BUK1......T505CZCU3BUK1.zip file. using WinRAR or 7-Zip.
Download Odin Tool 3.14.1
Extract Odin and open it.
Reboot Samsung Phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)
Connect you Samsung Phone and wait until you get a BLUE sign in Odin.
Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots.
Do NOT tick any extra boxes. The only options to be ticked are F.Reset Time and Auto-Reboot.
Click the start button, wait for Odin to say 'PASS' in a GREEN sign. Once the flash is complete, your phone will reboot, and you can disconnect your phone from the PC.

The Samsung Galaxy Tab is a line of Android-based and Windows-based tablet computers produced by Samsung Electronics. The first model in the series, the 7-inch Samsung Galaxy Tab, was presented to the public on 2 September 2010 at the IFA in Berlin and was available on 5 November 2010. Since then several models have been released, including models with 7.7, 8.9 and 10.1-inch displays. The Wi-Fi versions of the tablet all include a GPS system, and the 3G/4G tablets add cellular capability.

Source: wikipedia.org