This is a software suite that improves positioning accuracy. It utilizes . If you drive through a tunnel, the MediaTek chip uses the phone's gyroscope and accelerometer to calculate your position even when the satellite signal is lost.
| Term | What it actually means | |------|------------------------| | | Hardware (e.g., MT3333, MT6625, MT6630) that receives satellite signals (GPS, Glonass, Galileo, Beidou). | | GPS firmware | Low-level code on the GPS chip – rarely updated by end users. | | AGPS / EPO data | Assisted GPS data (satellite orbits, ephemeris). This is what most people call “GPS update” . | | Map data | Stored in navigation apps (Google Maps, Sygic, iGo, etc.) – not part of MediaTek GPS. | mediatek gps map update
Delete old files and copy the new .fbl map files into this folder. This is a software suite that improves positioning accuracy