: If your ISP has upgraded its local network infrastructure, your older modem may no longer be optimized to communicate with their systems efficiently. Common Limitations Does A Router Or Modem Affect Internet Speed? - Astound
: If you upgrade to a high-speed plan (e.g., 1 Gbps) but keep a modem rated for lower speeds (e.g., 200 Mbps), your hardware will cap your speed at its maximum capacity. does buying a new modem increase internet speed
: Modern cable internet relies on DOCSIS 3.1 technology, which handles higher bandwidth and more data channels. Upgrading from DOCSIS 3.0 to 3.1 can "unlock" your plan's full potential. : If your ISP has upgraded its local
: Over time, modems can suffer from overheating, component wear, or firmware obsolescence , leading to inconsistent connections and slower data transfer rates. modems can suffer from overheating