> For the complete documentation index, see [llms.txt](https://docs.sevenpens.com/drawtab/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sevenpens.com/drawtab/guides/platforms/android/drawtab-android-compat-testing.md). # Testing Drawing Tablet Compatibility with Android devices ## Testing criteria * Pressure sensitivity * Tilt support * Active area mapping works in both landscape and portrait * Active area mapping automatically matches the aspect ratio of the Android device ## Pen tablet testing results LINK TO SPREADSHEET: ## Pen display results **Setup 1: Huion Kamvas 13 + Samsung Galaxy Tab S8 Ultra** The following setup worked for me. * For this setup, I used a **Microsoft Surface Thunderbolt 4 Dock** * Samsung S8 Ultra connected to the dock via the dock's attached Thunderbolt 3 cable * Huion Kamvas top USB-C port connected with Huion 3-in-1 cable: * 3-in-1 cable red USB-A end (for power) connected to dock. * 3-in-1 cable black USB-A end (for data ) connected to dock. * 3-in-1 cable HDMI end not connected * Huion Kamvas 13 lower USB-C port connected to the USB-C port on dock using a Thunderbolt 3 cable. **Step 2: Samsung Galaxy S9 FE** Samsung Galaxy S9 FE does not work with an external monitor. Because of this, I was unable to get it to work as a pen display. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.sevenpens.com/drawtab/guides/platforms/android/drawtab-android-compat-testing.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.