Fix: <t1000> + <faq>

docs/Sensor/SenseCAP/SenseCAP_T1000_Tracker/FAQ.md

@@ -8,8 +8,8 @@ image: https://files.seeedstudio.com/wiki/wiki-platform/S-tempor.png
 slug: /faq_for_SenseCAP_T1000
 sku: 114993073,114993106,114993207,114993208
 last_update:
-  date: 9/20/2023
-  author: Jessie
+  date: 2/14/2026
+  author: Janet
 ---
 
 
@@ -160,6 +160,28 @@ Other users can choose to use your template by copying the shared URL or importi
 
 <p style={{textAlign: 'center'}}><img src="https://files.seeedstudio.com/wiki/SenseCAP/Tracker/import-temp.png" alt="pir" width={600} height="auto" /></p>
 
+## How to exit DFU mode
+
+After a firmware upgrade failure, the device may enter DFU mode. You can see the device name `SENSECAP_GR_DFU_XXXX` in the SenseCraft app and the LED lights continue to flash.
+
+- In DFU mode, the device will automatically exit after 3 minutes of inactivity.
+
+- If you wish to exit immediately, you can press and hold the button for 3 seconds, and the device will reboot and return to normal operation.
+
+If you find that the device cannot exit DFU mode despite pressing once, pressing and holding for 3 seconds, or pressing and holding for 10 seconds, please follow these steps:
+
+**Step 1: Connect the Device in the SenseCraft APP**
+
+Follow the previous steps to access the Bluetooth configuration page on the T1000, connect the device then you can see the page below:
+
+<p style={{textAlign: 'center'}}><img src="https://files.seeedstudio.com/wiki/SenseCAP/Tracker/t1000-dfu-mode.png" alt="pir" width={200} height="auto" /></p>
+
+**Step 2: Upload Firmware File**
+
+Click `Upload Firmware File`, choose the bin file to flash the firmware.
+
+For the lastest firmware file, please contact **techsupport@seeed.io**
+
 ## Timestamp error
 
 If you found the timesatmp in the payload is wrong, please upgrade the firmware to the latest version.

docs/Sensor/SenseCAP/SenseCAP_T1000_Tracker/User_Guide/Get_Started.md

@@ -6,7 +6,7 @@ keywords:
 image: https://files.seeedstudio.com/wiki/wiki-platform/S-tempor.png
 slug: /Get_Started_with_SenseCAP_T1000_tracker
 last_update:
-  date: 12/24/2025
+  date: 2/14/2026
   author: Janet
 ---
 
@@ -74,6 +74,9 @@ The device can cache data, which can be enabled through Bluetooth configuration
 <tr><td colspan="1" rowspan="3">Press twice continuously</td><td colspan="1">If the SOS is set to single-shot mode, double-clicking the button will activate the single-shot SOS mode and upload the location/sensor data and SOS events once.</td><td colspan="1">Twinkle with the sound</td><td colspan="1">3 seconds of alarm sound</td></tr>
 <tr><td colspan="1">If the SOS is set to continuous mode, double-click the button to activate the continuous SOS mode. The location, sensor data, and SOS events will be uploaded once every minute, and the mode will automatically end after 30 times.</td><td colspan="1">Twinkle with the sound</td><td colspan="1">A constant alarm sound</td></tr>
 <tr><td colspan="1">Double-click twice to exit SOS mode</td><td colspan="1">None</td><td colspan="1">None</td></tr>
+<tr><td colspan="1">Enter DFU Mode</td><td colspan="1">After a firmware upgrade failure, the device may enter DFU mode. You can see the device name `SENSECAP_GR_DFU_XXXX` in the SenseCraft app. <br />
+In DFU mode, the device will automatically exit after 3 minutes of inactivity.
+If you wish to exit immediately, you can press and hold the button for 3 seconds, and the device will reboot and return to normal operation.</td><td colspan="1">The LED lights continue to flash</td><td colspan="1">None</td></tr>
 </table>
 
 :::info Note