Copy-paste between devices gets a techy glow with combos like 🔗📱📋 for linking phone and clipboard or 📲💻📂 when moving files from mobile to laptop. Use 🔄💻📂 to show syncing in action or 🖱️📲📋 when dragging and dropping feels too slow. These work well in tech support chats, remote work updates, or just bragging about your seamless workflow.