I want to post a CAD drawing on the forum, but I don’t know how to do it. Could anyone please help me!

1. Preparations before posting: (1) Write the title and description of the drawing in Notepad, following the specified format. (2) Open the drawing, scale it to an appropriate size, then press the PrintScreen key to copy it. Open the Paint program, paste the screenshot there, select the part of the drawing you need, cut it out, and paste it into a new document; save it as a JPG file. 2. Posting a thread: (1) Select the appropriate forum section and create a new topic; (2) Copy the title and description that were prepared earlier; (3) In the attachments section, add both the screenshot of the drawing and the actual drawing file. 　(4) Topic of presentation. 3. Insert the screenshot into the topic post 　(1) Open the topic post that was just posted 　(2) Edit the topic 　(3) Place the cursor where the image is to be inserted 　(4) Click “Insert” next to the attachment option to add the screenshot to the text of the topic post