1. Install graphics/drm-legacy-kmod

   pkg install drm-legacy-kmod

2. Add the following to /etc/rc.conf

   /etc/rc.conf

   ...
   kld_list="/boot/modules/i915kms.ko"  # i915kms.ko is for intel graphics replace with another ko from /boot/modules as needed
   ...

• You need to load a KMS video driver to have use higher resolutions otherwise the initial video mode will be used
• The example below sets a high console resolution for Intel graphics.

i915kms_load="YES"
 
kern.vt.fb.default_mode="1280x1024"