The 896K.txt methodology relies on the fact that while the memory segments A000hcap A 000 h FFFFhcap F cap F cap F cap F h
If a user lacked a high-resolution video card or specific expansion ROMs, segments B and E could sometimes be populated with RAM. 896K.txt
While 896K provided a massive boost for memory-resident programs (TSRs) and large spreadsheets, it introduced several risks: The 896K