These are official updates, have only done it for the one tablet that takes around 2h to get all updates to get to Android 10.
eBay
For Samsung Galaxy Tab S10 Ultra Plus 12.4 14.6 Screen Protective Film Tab S10+ S10 Ultra Anti-Scratch Tablet Tempered Glass
Aliexpress UK
This handset is unlocked to work with all networks. New - May have a Broken Seal on Box. Shows signs of heavier use, with a lot scratches and marks. Excellent Condition and will show no more than one tiny mark.
eBay
For Samsung Galaxy Tab A7 10.4" 2020 SM-T500 T505 Tempered Glass Screen Protector Tab A7 Lite 2021 T220 T225 8.7" Tablet HD Film
Aliexpress UK
1 x Samsung Tablet. 1 x USB Lead. Battery Li-Po 4450 mAh, non-removable. With more than 8 years of experience. “A place you can fully trust”. WOLY, ANGEKUS, SHOESTRING, KIWI, DASCO. Indicates the phone will be in Good condition.
eBay
Universal 7 8 9 10 11 Inch Car Tablet PC Holder Car Auto CD Mount Tablet PC Holder Stand For IPad 2 3 4 5 Air Samsung Galaxy Tab
Aliexpress UK
Slim Leather Magnetic Smart Stand Case Cover For Samsung Galaxy Tab S7 FE 12.4" SM-T730 SM-T736B (2021 Released). The Samsung tab S7 FE case supports auto sleep/wake up. After closing the case, the tablet automatically sleep and save power.
eBay
For Samsung Galaxy Tab S10 Ultra Plus 12.4 14.6 Clear Tablet Tempered Glass Screen Protector Tab S10+ S10Ultra Full Cover Film
Aliexpress UK
Model Number/s:SMT535. Samsung Galaxy TAB 4. Condition: Used in working order. We have multiple units for sale, You will receive a unit that is in similar condition to that seen in the images.
eBay
Case For Samsung Galaxy Tab A9+11"plus 8.7"A8 10.5"A7 10.4 Tablet Cover Tab S6 Lite S7 S8 11 S9 FE 10.9"Hand Strap Holder funda
Aliexpress UK
Like new in original box with pen, the Samsung Galaxy Tab S3 is a sleek and powerful tablet with a 32GB storage capacity, 9.7-inch screen size, and a Quad Core processor running at 2.15 GHz for seamless performance. With 4GB of RAM and a maximum resolution of 2048 x 1536, this tablet offers a smooth and immersive user experience. The black colour and slim design make it a stylish choice for those looking for a high-quality Android tablet. Additionally, the tablet features Wi-Fi, Bluetooth, and USB 3.1 connectivity options for convenient use.
eBay
For Samsung Galaxy Tab A9 Plus A8 10.5 A7 Lite Case Hawaiian Flower Galaxy Tab S10 S9 S7 FE S8 11 PLUS 12.4 S6 Lite Clear Cover
Aliexpress UK
Description: 100% new and high quality. Compact and lightweight design. Easy to use. Stand cover with handles Ideal for use of children. Made with dense heavy duty EVA foam which could withstand considerable wear and tear and provide extreme shock protection. Unique design allows easy access to all buttons, controls & ports without having to remove the case. Thick foam fully covers the back, sides and extends above the surface of tablet screen, which means that the screen will remain safe from scratches if laid on its face. Package include: 1* CASE COVER.
eBay
For Samsung Galaxy Tab A7 10.4 (2020) Lcd SM-T500 SM-T505 Touch Sensor Glass Screen Digitizer Assembly for Galaxy Tab A7 display
Aliexpress UK
【Built in Screen Protector and Pen Holder】The samsung galaxy tab s8 plus case with built-in screen protector prevents your Samsung S7+/S8+ 12.4 screen scratches without compromising sensitivity. Unique appearance with hollow back design that it is easy to dissipate heat without increasing weight.
eBay
For samsung Galaxy Tab S6 Lite P620 P625 P627 10.4 2024 Stand Cover for Galaxy Tab S6 Lite P610 P619 P613 Pencil Holder Funda
Aliexpress UK