# Help reverse engineering flip phone APIs

**URL:** https://jtechforums.org/t/help-reverse-engineering-flip-phone-apis/5559
**Category:** Reverse engineering
**Tags:** Reverse-engineering, Flip-phones
**Created:** [January 13, 2026, 10:17pm UTC](https://jtechforums.org/t/help-reverse-engineering-flip-phone-apis/5559 "2026-01-13T22:17:48Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![ars18](https://jtechforums.org/user_avatar/jtechforums.org/ars18/32/11805_2.png) [@ars18](https://jtechforums.org/u/ars18)
#### Post date: [January 13, 2026, 10:28pm UTC](https://jtechforums.org/t/help-reverse-engineering-flip-phone-apis/5559/2 "2026-01-13T22:28:43Z")

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### TCL Flip 2 firmware (T408DL)

> [@TCL Flip 2 Phone (Master Thread)](https://jtechforums.org/t/tcl-flip-2-phone-master-thread/601/507):
>
> Don’t know if this is useful to anyone (you’d have to figure out models and versions) but here’s a script to get 61 T408dl firmware zips. # something.sh #!/bin/bash # TCL T408DL Firmware Downloader # Downloads all 61 firmware files from TCL OTA servers DEST\_DIR="/your/directory" BASE\_URL="https://g2slave-us-east-01.tclcom.com/a17514a9c29dfaf623fbdde097915c876c94238d" HASH="a17514a9c29dfaf623fbdde097915c876c94238d" # Create destination directory mkdir -p "$DEST\_DIR" cd "$DEST\_DIR" || exit 1 …

### Kyocera E4810 firmware

[http://perpetuity.kyocera.co.jp/pctool/kcfirmware/binfile66.bin](http://perpetuity.kyocera.co.jp/pctool/kcfirmware/binfile66.bin)

### CAT S22 firmware (kitty)

> **[kitty2 - Google Drive](https://drive.google.com/drive/folders/1mozvZ2_hUbkYFHiEFVe9pe1y5Yy5Cpih)**

### F21 Pro firmware

> **[firmware - Google Drive](https://drive.google.com/drive/folders/1Cf7ppwtGxxPD0QPg41-PnLRTcnxjNgxJ)**

### TIQ M5 firmware

> **[stock - Google Drive](https://drive.google.com/drive/folders/1iuMWFplnKeEpFtwDhP2l2DfGRlk5vF_x)**

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