E2B v2.03a (Beta) just has a small tweak to QRUN.cmd so that any file which has the three letters 'MBR' (not case-sensitive) anywhere in it's extension can be used.
For example: any file with the file extension .isodef32MBR will be booted as if it had an extension of .isodef but will only be listed on systems with 32-bit CPUs (i.e. exactly the same as if it had a .isodef32 file extension).
.isoPEMBR == .isoPE
Note however, that you can't add 'MBR' into the file extensions of files which are under \_ISO\WINDOWS\xxxxx folders as then they won't be seen by E2B. This trick only works in the standard E2B menu folders.
So what's the point of simply ignoring the three letters 'MBR' in a file extension?
Well, it means that the agFM file system will not list the file. So if you want to prevent any payload file from being listed in the agFM menu (e.g. when UEFI-booting to the agFM menu), then you simply add 'MBR' to the file extension.
This means that files which do not support UEFI-booting will not be listed in the agFM menu - e.g. DOS ISOs, DOS floppy images (.ima), old HBCD ISOs, etc.
'Great!' you may say, but how do I hide files from the E2B menu system? For instance, what if I have an ISO which does not support MBR booting at all and only UEFI-boots?
Well, you simply don't place it in an E2B menu folder. For instance, if you have a Linux ISO which does not MBR-boot, put it in a folder named \_ISO\LINUX\UEFI. If it only UEFI64-boots then use a .iso64 file extension or .isodef64 so that no secondary menu is shown.
For example: any file with the file extension .isodef32MBR will be booted as if it had an extension of .isodef but will only be listed on systems with 32-bit CPUs (i.e. exactly the same as if it had a .isodef32 file extension).
.isoPEMBR == .isoPE
Note however, that you can't add 'MBR' into the file extensions of files which are under \_ISO\WINDOWS\xxxxx folders as then they won't be seen by E2B. This trick only works in the standard E2B menu folders.
So what's the point of simply ignoring the three letters 'MBR' in a file extension?
Well, it means that the agFM file system will not list the file. So if you want to prevent any payload file from being listed in the agFM menu (e.g. when UEFI-booting to the agFM menu), then you simply add 'MBR' to the file extension.
This means that files which do not support UEFI-booting will not be listed in the agFM menu - e.g. DOS ISOs, DOS floppy images (.ima), old HBCD ISOs, etc.
'Great!' you may say, but how do I hide files from the E2B menu system? For instance, what if I have an ISO which does not support MBR booting at all and only UEFI-boots?
Well, you simply don't place it in an E2B menu folder. For instance, if you have a Linux ISO which does not MBR-boot, put it in a folder named \_ISO\LINUX\UEFI. If it only UEFI64-boots then use a .iso64 file extension or .isodef64 so that no secondary menu is shown.
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