Update README.md

Author: 203Null

README.md

@@ -19,7 +19,7 @@ Applications that run on Matrix OS. All user interactions are Matrix OS applicat
 | Device Name            | Type | Chip     | Supported | Note              | Purchase                                       |
 |------------------------|------|----------|-----------|-------------------|------------------------------------------------|
 | Matrix Pro             | Grid | ESP32-S3 | Yes       |                   | [203.io](https://203.io/products/matrix-pro-pre-order)   |
-| Matrix Founder Edition | Grid | STM32F1  | Partially | Not fully working | [203.io](https://203.io/products/matrix-founder-edition) |
+| Matrix Founder Edition | Grid | STM32F1  | Partially | Not fully stable | [203.io](https://203.io/products/matrix-founder-edition) |
 
 
 ## Getting Started