A pop-up notification will appear on the infotainment screen when an update is available.
(Note: Do not confuse this with the "ID. Shop" version; always rely on the System Information page for the core operating system version). The Future of VW Software in China vw id 4 china software update
The update smoothens the charging curve, allowing the ID.4 to sustain peak charging speeds (up to 100+ kW depending on the battery variant) for a longer duration. A pop-up notification will appear on the infotainment
The control units were manually flashed via a physical OBD connection to establish a stable baseline for future OTA updates. Subsequent Over-The-Air (OTA) Updates vw id 4 china software update
These can take several hours to a full day , and sometimes longer if multiple modules need individual flashing.