ASUS X540SA archive, an 867 KB RAR carrying the RG tag, which in ASUS naming usually marks the board revision release without giving the number.

Small 867 KB RAR archive tagged for the ASUS X540SA laptop; the RG suffix in the name is not explained, so the exact contents are unclear until it is opened.

Second copy of the ASUS X540SA RG archive, identical in size at 867 KB, with a (1) suffix that typically arises from saving a duplicate.