Windows XP Notification: Windows XP End of Support -- What you need to know (PDF)
This upgrade is only for use on the Pocket Pro 100S. Use of this upgrade on the Pocket Pro 100 will cause damage to the device. Please make sure to only use on the Pocket Pro 100S.
This upgrade must only be used on the Pocket Pro 100S. Please check the label on the Pocket Pro to make sure that it is a 100S.
Be careful with the other firmware. The machine firmware has two different versions: One for M15 (1.11T - This machine does not has Fax board) and other for M15i (1.11 - This machine has Fax board).