Can a Modem Cause Slow Internet? Common Causes and Fixes
Yes—a modem can cause slow internet, especially if it’s failing, overloaded, misconfigured, or using outdated firmware. The fastest path to the truth is to check whether your speed problem starts at the modem (connection drops, weak signal/line quality, incorrect settings) rather than at the router or Wi‑Fi. You’ll learn the most common modem-related culprits and…