No hdmi out

Hi all, I have been trying to get LE working on an old toshiba laptop but I'm having the same issue as in this thread:

Unable to select HDMI-A-1 monitor as output + LibreELEC 11.0.1 tldr; I cannot get the primary output to be the external HDMI monitor. I generally disconnect the laptop display so I don't need a dual screen duplicated setup(if possible), just the HDMI output. I already tried adding the suggested line in from:

RE: Unable to select HDMI-A-1 monitor as output + LibreELEC 11.0.1…

Good day to you all,

I'm here to ask if any of you knows how to force Kodi to launch on the 2nd display or how to use the 2nd display as the main display. Currently, I'm using an HP Pavilion G4 with an AMD A6-4400M APU with Radeon™ HD Graphics. I had to boot it off of a USB flash drive since the HDD recently died, but this is just a temporary solution, so please bear with me.

If anyone has experience or knowledge regarding configuring Kodi to use the 2nd display or setting it as the primary…