If you are looking for optimizations beyond the official final patch, the best approach is to use reputable modding tools:

Note: This article discusses updating your game legitimately. Always download files from official sources to avoid malicious software. What is the Middle-earth: Shadow of War Update 1.21?

Middle Earth: Shadow of War is an action-adventure game developed by Monolith Productions and published by Warner Bros. Interactive Entertainment. The game is set in the fictional world of Middle-earth, based on the novel by J.R.R. Tolkien. Released in 2017, Shadow of War is the sequel to Middle Earth: Shadow of Mordor, which was released in 2014.

If you own the game on Steam, updates are managed automatically. Right-click Middle-earth: Shadow of War in your Library. Select > Updates . Ensure "Always keep this game updated" is selected.

If you are experiencing a specific issue with the game, please let me know:

During the era of older PC games, developers regularly released standalone .exe or .msi patch installers on public forums and file-hosting sites. Modern games like Middle-earth: Shadow of War do not use this distribution method. Instead, updates are deployed as compressed data packages directly through digital storefront clients. Security Risks of Third-Party Executables

On PC, the current legitimate version for the game is — not “121exe.” The executable file is named ShadowOfWar.exe (or similar), not “update121exe.exe.”

Middle-earth: Shadow of War 's (also known as Patch 16 on consoles) was released in September 2018 as a critical follow-up to the game's massive July 2018 "Definitive Edition" overhaul. While it is a smaller hotfix compared to the update that famously removed microtransactions, it remains the standard version for many players today. Key Features and Bug Fixes in v1.21

To summarize:

The last major official update for Shadow of War brought significant changes. It did not create a 1.21 version but fundamentally enhanced the gameplay experience:

Corrected damage values for Ground Takedowns and Flurry attacks.

In reality: