How to save presets
（一）
Step1:How to save presets for other resin?
Open slicer
Select layer height
Select “Material Settings”
Change the exposure time or initial exposure time that you wan to modify
Save Current Material Settings
Save settings as a custom name
Choose ”OK”to save
The slicer will save your presets
Close slicer
Open the slicer again
The presets will come out
Step2: How to delete the presets?
Please select“X”to delete the selected presets.
https://www.youtube.com/watch?v=Q442O5aVQWM
（二）Transfer Files to Gkone Internal Storage
How to transfer files to Gkone internal storage?
1.Insert the USB
2.Click "sda1" will open the USB drive
3.Copy the file that you would like to print
4.When the file is shown in the folder "NET", it means finish copying the file to the internal storage of the Gkone.
5.Start to print !
https://www.youtube.com/watch?v=VUp2P9GVjRA
（三）Filter Resin
Please filter resin if prints failed, dust or particulate matter fall into the vat.
First: Make sure there is no residue remains in the resin vat.
1) Select"Clean Up" in the UI interface, the UV light will start to cure the whole vat. Wait for 15s;
2) Pull up the cured layer from the corner, squeeze out the resin.
Second: Filter resin and seal in the bottle.
1) Put a filter funnel and paper on the top of the bottle ;
2) Use a rubber scraper as an aid;
3) Use tissues to wipe up the vat.
Video guidance:
https://www.youtube.com/watch?v=gfFQ1qCmqI0&t=9s
（四）Stir up the resin
If you haven't used resin in the resin vat for a time, stir up the resin before the next printing
https://www.youtube.com/watch?v=49B_WdX9RoM
（五）How to replace FEP & NFEP
Step1:Remove old nFEP film
1）Remove all the screws on the bottom if the resin vat with electric drill or hex wrench.
2）Pry up the mental frame.
3）Use alcohol to clean resin vat.
4）Remove old film
Step2: Installation
1）Prepare new nFEP Films
2）Take off transparent protective plastic sheet from a side of nFEP film
3）Pull both sides tightly, press down hard on the edge
4）Take off protective plastic sheet from another side of film
5）Aim at screw hole, puncture film with blade
Pay attention the direction , right angle corners and rounded corners.
6）Tighten the screws with electric drill or hex wrench. Check the tightness
7）Press the corner gently, the film should be slightly tensile
8）Now, the nFEP film replacement is completed.
https://www.youtube.com/watch?v=34Iw0G-_DCA
（六）How to replace LCD Screen
1.Remove build plate and resin vat
2.Unsrcew and remove the LCD
3.Remove the ribbon cable
4.Install: Insert the ribbon cable again
