ZIS_ACER_PREDATOR_HELIOS_300_PH317_55_GH53G_LA_L191P_REV_1C_2021.RAR

TXTAbout ZIS ACER PREDATOR HELIOS 300 PH317 55 GH53G LA-L191P REV 1C 2021 BIOS / EC firmware

ZIS ACER PREDATOR HELIOS 300 PH317 55 GH53G LA-L191P REV 1C 2021 is an Acer PH317 / GH53G BIOS / EC firmware dump for board LA-L191P (32 MB) — EC firmware, tested. It is packed in a RAR archive of 9.3 MB, board revision 1C, I5 CPU. It was first posted on 1 Oct 2026 and is available in 1 Telegram channel.

Write it with an SPI programmer such as CH341A, RT809H or XGecu T48 to revive a board after a failed BIOS update, fix a corrupted Intel ME region or remove a forgotten BIOS password. Read and save the original chip first, and check that your board is LA-L191P revision 1C.

For the same board you can also find a boardview and a schematic — see all LA-L191P files.

MSGFrom the Telegram post

ZIS ACER PREDATOR HELIOS 300 PH317-55 GH53G LA-L191P REV 1C 2021-08-04 I5-11TH GEN 32MB CLEAN TESTED OK DONE FACTORY BIOS & EC 100% TESTED & VERIFIED BIOS Fully Working Stable Reliable

J1Download LA-L191P BIOS / EC firmware from Telegram

R1How to download ZIS ACER PREDATOR HELIOS 300 PH317 55 GH53G LA-L191P REV 1C 2021

1. Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
2. You don’t need to join the channel. Tap the file ZIS_ACER_PREDATOR_HELIOS_300_PH317_55_GH53G_LA_L191P_REV_1C_2021.RAR to download it.
3. Open it with 7-Zip (free) or WinRAR.

If a post was deleted, try another source above or search for LA-L191P. Step-by-step help: downloading from Telegram.

Back up the original chip twice before writing this dump, and check that the board number and chip size match. See how to flash a BIOS chip.

.RARWhat is a .rar file and how to open it?