diff --git a/README.md b/README.md
index f1bc75e..5708ae1 100644
--- a/README.md
+++ b/README.md
@@ -53,13 +53,13 @@ The official PCB *(Flix2)* is in development now. Follow the [project's channel]
Outdoor flights demo video of the current prototype:
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### Position control
The position control feature is in development. RoboCamp 2026 demo (using an overhead camera, [sources](https://github.com/xTimop/flix-poscontrol/compare/robolager2026...xTimop:flix-poscontrol:poscontrol)):
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## Simulation
diff --git a/docs/troubleshooting.md b/docs/troubleshooting.md
index 28af53f..147fbf6 100644
--- a/docs/troubleshooting.md
+++ b/docs/troubleshooting.md
@@ -28,7 +28,7 @@ Do the following:
* **Calibrate the accelerometer.** if is wasn't done before. Type `ca` command in Serial Monitor and follow the instructions.
* **Check the attitude estimation**. Connect to the drone using QGroundControl. Rotate the drone in different orientations and check if the attitude estimation is shown exactly as on the video below:
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* **Check the IMU output**. Connect to the drone using QGroundControl on your computer. Go to the *Analyze* tab, *MAVLINK Inspector*. Plot the data from the `SCALED_IMU` message. The gyroscope and accelerometer data should change according to the drone movement.
* **Check the motors type**. Motors with exact 3.7V voltage are needed, not ranged working voltage (3.7V — 6V).
diff --git a/docs/usage.md b/docs/usage.md
index 002a258..e7fbc50 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -210,7 +210,7 @@ After this setup, you should see the battery voltage in QGroundControl top panel
2. Check the attitude estimation: connect to the drone using QGroundControl, rotate the drone in different orientations and check if the attitude estimation shown in QGroundControl is correct. Compare your attitude indicator (in the *large vertical* mode) to the video:
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3. Perform motor tests. Use the following commands **— remove the propellers before running the tests!**
diff --git a/docs/user.md b/docs/user.md
index 20e98a3..51aedd4 100644
--- a/docs/user.md
+++ b/docs/user.md
@@ -2,8 +2,6 @@
This page contains user-built drones based on the Flix project. Publish your projects into the official Telegram-chat: [@opensourcequadcopterchat](https://t.me/opensourcequadcopterchat) or send materials as a pull request.
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## RoboCamp 2026
@@ -59,7 +57,7 @@ Repository with all the code and PCB sources: https://github.com/Frapais/Sprig-D
Detailed video about making the drone:
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---
@@ -191,7 +189,7 @@ RoboCamp took place in July 2025, Saint Petersburg, where 9 participants designe
See the detailed video about the event:
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Built drones: