Charge the device by connecting the micro-USB cable to a USB charger which is connected to an AC power outlet. You can charge the device with a computer too, but if the battery has discharged completely, the power output from the PC may not be strong enough to wake up the battery. Thus we recommend to use charger with minimum 2A output.
Do not attempt to replace the internal battery Replacement of the internal rechargeable battery must be carried out by a Jolla-authorised repair facility or a Jolla-authorised technician. Jolla-authorised repair facilities or technicians recycle Jolla batteries in accordance with local laws and regulations.
Inserting memory card: turn off the device insert the memory card with metal connectors facing upwards. Push inside until hearing a click sound. turn on the device see that files show up in their locations, and this can take a while if there are many files on the memory card If you insert an empty memory card on your Jolla, you device does nothing. Currently, the only way for your device to see that the memory card is working, is to have some files on it.