Update:

Naughty Dog has acknowledged that the game will need a number of other updates. In their patch notes, they said:

We at Naughty Dog and our partners at Iron Galaxy are closely watching player reports to support future improvements and patches. We are actively optimizing, working on game stability, and implementing additional fixes which will all be included in regularly released future updates.
Naughty Dog

Original Story:

The Last of Us Part 1 has received yet another patch as Naughty Dog hopes to continually fix a large number of bugs present in the PC port of the game that was released on March 28th, 2023. The game’s latest v1.0.4.0 patch aims to update and address issues surrounding “framerate optimization, graphical and texture fidelity, crash fixes, and more.” The full patch notes are listed below.

Optimized CPU and GPU use throughout the game
Improved texture fidelity and resolution on in-game Low and Medium settings
Improved graphical fidelity on the in-game Low graphics preset, particularly water surfaces no longer appear black
Fixed a crash that may occur during shader building
Fixed a crash that may occur when quitting to the Main Menu
Fixed a crash that may occur when dying after combat
Fixed an issue where, on first boot, players may experience longer wait times to load into the game
Added an option for players to lock and unlock performance stats simultaneously in the HUD menu (Options > HUD)
Added descriptions in the Graphics menus to better explain when certain settings may affect another (Options > Display)
Added a Texture Streaming Rate setting (Graphics > Texture Settings)
Fixed an issue where skipping cutscenes during a critical load may cause the game to hang
Fixed an issue where the shader load warning did not appear while relaunching the game
Updated the VRAM bar to more accurately display the OS+Apps usage
Fixed an issue where the Screen Reader read values for locked settings which may imply those same locked setting were active
Fixed an issue where aiming downward while using keyboard and mouse (KBM) may increase camera sensitivity
Refined the handling of certain commands that are assigned the same KBM keybinding
Corrected Brazilian Portuguese, Croatian, Dutch, Finnish, French, Greek, Hungarian, LATAM Spanish, Spanish, Thai, and Traditional Chinese translations for multiple menu options
[Ultrawide Displays] Corrected the Rangefinder reticle position for the bow