Paper jams are the most common printer problem, and they happen to everyone eventually. The good news is that clearing a jam is usually straightforward, and preventing future jams is even easier once you know what causes them.
When you get a paper jam, the first rule is don't yank the paper out. Pull it slowly and steadily in the direction the paper normally travels through the machine. If you rip it, small pieces can get stuck inside and cause more jams later. Open all the access panels and check for any scraps you might have missed.
Why do jams happen in the first place? A few common reasons. The paper might be the wrong weight or size for the tray settings. Sheets that are wrinkled, curled, or damp jam way more often than fresh, flat paper from a sealed ream. Overfilling the tray is another culprit. That little guide that says "max" on the tray? It's there for a reason.
The pickup rollers inside your printer can also wear down over time and lose their grip on the paper. You can clean them with a slightly damp lint-free cloth, which often restores enough friction to solve the problem. If cleaning doesn't help, the rollers might need to be replaced, but that's a job for later in the printer's life.
One more tip. Fan the paper before loading it into the tray. This separates the sheets and reduces the chance of multiple pages feeding at once. Takes two seconds and genuinely helps.