Step 1: Go to copilot.microsoft.com.
Step 2: Look for the “Conversation Style” setting and click Precise.
Step 3: Open your Gem file (the .txt file you bought from us) and copy all the text inside.
Step 4: Paste that text into the Copilot chat box and hit enter.
Step 5: Type: “Please use these instructions for our entire chat today.”