Ok, here it is. Z_Stick_G5_EU_V1_01_DFU.pdf (674.1 KB). Please rename it to .zip.
ATTENTION, USE IT ON YOUR OWN RISK, NO WARRANTY.
Please also check your Firmware Version, you can use the Z-Stick G5 Backup Tool.
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If you also have “Ver: 3.95” (see the red rectangle at the top), this should be Firmware = v1.00.
If your Firmware is v1.01 then you should see Ver: 4.54 (in the red rectangle).
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P.S: If your Firmware is v1.02 then you should see Ver: 6.07 (in the red rectangle):