If the toolbar does not appear, type APPLOAD in the command line, navigate to the YQArch.SYS folder, and load the main .lsp or .arx file. How to Change YQArch from Chinese to English
Extract the plugin files to a clean path, such as D:\YQArch .
YQArch, also known in the Chinese design community as 源泉设计 (Yuanquan Design), is a comprehensive architectural CAD plugin for AutoCAD that has gained immense popularity among architects, interior designers, and engineers worldwide. Developed primarily to streamline the architectural drafting process, YQArch compiles hundreds of LISP routines into a single, intuitive menu, automating everything from walls and windows to complex dimensioning and layer management.
Type APPLOAD in the command line. Click on the Contents button under the "Startup Suite" (the briefcase icon). Click Add , navigate to C:\yqarch\sys , select yqarch.vlx or the primary loading LISP file, and add it to the suite. 3. Text Appears as Gibberish or Question Marks ( ??? ) Reason: Missing system fonts or incorrect language setup. yqarch autocad plugin install
Type AP (for APPLOAD) in the command line and press Enter.
But here’s the catch: because it’s a specialized tool, the installation process can feel like a riddle wrapped in an .lsp file if you’ve never handled manual plugins before.
AutoCAD 2025 introduced stricter security measures. If YQArch does not load: If the toolbar does not appear, type APPLOAD
A dialog box will appear listing all versions of AutoCAD currently installed on your system.
Select from the option toggle list or type 1 (depending on the version build prompt).
Once installed, you can access tools through the YQArch menu, but using commands is much faster: Rapidly insert and edit doors. W (Wall): Create walls quickly. F (Funiture): Open the library to add furniture. M (Modify): Advanced modification tools. Troubleshooting Installation Issues Click Add , navigate to C:\yqarch\sys , select yqarch
Windows or AutoCAD may block foreign .lsp files. To fix this: Type OPTIONS in AutoCAD and go to the tab. Expand Trusted Locations . Click Add , then Browse , and select your C:\YQArch folder. Click Apply and restart the software.
The cleanest way to manage third-party plugins is through the feature.