No, that is not necessarily true. If your engraving 1bit Black & White images with gcode generated from our PicLaser or PicEngrave Pro 5, you do not need to flash the J-Tech Firmware. If your engraving 8bit grayscale with varied intensity, it is recommended because the variable S commands will dwell on each line and effect the overall shading.
If your referring to changing back and forth from the J-Tech firmware to the standard X-Carve grbl firmware with our PicSender streamer, here is some instructions. You will need the X-Loader to flash the firmware. russemotto.com - This website is for sale! - russemotto Resources and Information.
No, you would have to switch back to the X-Carve’s standard grbl Firmware to use Easel.
It will if you make changes to your grbl settings and engrave at a 45D angle which answers your next question “Does your software allow a 45 degree “hatching” pattern?”. Yes, both of our image/logo to gcode programs do.
Yes, you can run gcode from our programs with UGS.