Review
How to install
Changelog
OptiFine 1.21.2 → 1.21.1 is a tool to improve Minecraft graphic and gameplay performance, adding several in-game settings compatible with Shaders. When it comes to Minecraft, many players usually focus on different mods. This is because they believe that having the ultimate gaming experience is realistic with mods. This is why they pay attention to agriculture, building, weapons, mobs, and many more mods. Although mods are a great addition to Minecraft, they function well due to OptiFine. Without Optifine HD, it won’t be easy to even explore these mods to their fullest.
If you came here because of OptiFine, there is no doubt that you must be struggling to understand what this entails. However, the good part is that you have come to the right place where everything about OptiFine will be explained precisely for your understanding. Therefore, read the details of this post from beginning to end to find out why you can’t do without this tool in Minecraft. OptiFine is a tool that has been created to optimize the game Minecraft. Have you ever installed Textures or BSL Shaders to improve your game’s graphics? There is no doubt that you probably love the graphics and visuals. If you must know, such can’t be possible without OptiFine 1.12.2. With its installation, textures in your world will look much better. It is no secret that vanilla Minecraft hasn’t delivered as expected.
Many players in the past years have complained about its poor graphics and visuals. For instance, with vanilla visuals, your world looks unreal. It is far from the fun and excitement that Minecraft has promised players over the years. This is where a third-party tool like OptiFine will be necessary. It has been created to improve the game’s general textures and visuals. This doesn’t happen directly, though. It helps other mods that aim to improve the game’s graphics to work very well. This is why it is referred to as an optimization tool. With its advanced settings, all of these have been achieved.
You can see OptiFine 1.21 as a mod created to enhance Minecraft’s frame rate. The primary goal is to ensure that there is much better performance. After installing it, expect a considerable boost in your frame rate. For instance, it can give a detailed description of what some of your settings perform. If you doubt whether to have a setting turned on/off, OptiFine can be of great help. This is because it can inform you about what will happen once a setting gets turned off. It means no more guesswork about how to use settings effectively. There is every reason to believe that OptiFine has come to revolutionize how the game of Minecraft is explored. Many players doubted its potential initially but claimed to have fallen in love with its features after giving it a try.
Features & FAQ
Features
| FPS boost | Doubling the FPS is common Decreases lag spikes and smooths gameplay |
|---|---|
| Support for HD Textures | HD textures and HD fonts Custom terrain and item textures Animated terrain and item textures Custom HD Font character widths Custom colors Custom block color palettes Custom lighting Unlimited texture size |
| Support for Shaders | Based on the Shaders Mod by Karyonix |
| Dynamic Lights | Allows handheld and dropped light emitting items to illuminate the objects around them |
| Variable Render Distance | From Tiny to Extreme (2 x Far) in 16m steps Sun, moon and stars are visible in Tiny and Short distance |
| Configurable Smooth Lighting | From 1% – smooth lighting without shadows To 100% – smooth lighting with full shadows |
| Performance: VSync | Synchronizes framerate with monitor refresh rate to remove split frames and smooth gameplay |
| Smart Advanced OpenGL | More efficient, less artifacts Fast – faster, some artifacts still visible Fancy – slower, avoids visual artifacts |
| Fog control | Fog: Fancy, Fast, OFF Fog start: |
| Mipmaps | Visual effect which makes distant objects look better by smoothing the texture details Mipmap level – OFF, 1, 2, 3, Max Mipmap type – Nearest, Linear |
| Anisotropic Filtering | Restores details in mipmapped textures AF level – OFF, 2, 4, 8, 16 |
| Antialiasing | Smooths jagged lines and sharp color transitions AA level – OFF, 2, 4, 6, 8, 12, 16 |
| Better Grass | Fixes grass blocks side texture to match surrounding grass terrain |
| Better Snow | Fixes transparent blocks textures to match surrounding snow terrain |
| Clear Water | Clear, transparent water with good visibility underwater |
| Random Mobs | Use random mob textures if available in the texture pack |
| Connected Textures | Connects textures for glass, glass panes, sandstone and bookshelf blocks which are next to each other. |
| Natural Textures | Removes the gridlike pattern created by repeating blocks of the same type. Uses rotated and flipped variants of the base block texture. |
| FPS control | Smooth FPS – stabilizes FPS by flushing the graphics driver buffers Smooth Input – fixes stuck keys, slow input and sound lag by setting correct thread priorities |
| Chunk Loading Control | Load Far – loads the world chunks at distance Far, allows fast render distance switching Preloaded Chunks – defines an area in which no new chunks will be loaded Chunk Updates per Frame – allows for faster world loading Dynamic Updates – loads more chunks per frame when the player is standing still |
| Configurable Details | Clouds – Default, Fast, Fancy Cloud Height – from 0% to 100% Trees – Default, Fast, Fancy Grass – Default, Fast, Fancy Water – Default, Fast, Fancy Rain and Snow – Default, Fast, Fancy Sky – ON-OFF Stars – ON-OFF Sun & Moon – ON-OFF Depth Fog – ON-OFF Weather – ON-OFF Swamp Colors – ON-OFF Smooth Biomes – ON-OFF Custom Fonts – ON-OFF Custom Colors – ON-OFF Show Capes – ON-OFF (supports HD capes) |
| Configurable animations | Water Animated – OFF, Dynamic, ON Lava Animated – OFF, Dynamic, ON Fire Animated – ON-OFF Portal Animated – ON-OFF Redstone Animated – ON-OFF Explosion Animated – ON-OFF Flame Animated – ON-OFF Smoke Animated – ON-OFF Void Particles – ON-OFF Water Particles – ON-OFF Rain Splash – ON-OFF Portal Particles – ON-OFF Dripping Water/Lava – ON-OFF Terrain Animated – ON-OFF Items Animated – ON-OFF |
| Fast Texturepack Switching | Switch the current Texturepack without leaving the world |
| Fullscreen Resolution | Configurable fullscreen resolution |
| Debug | Fast Debug Info – removes lagometer from debug screen Debug Profiler – removes profiler from debug screen |
| Time Control | Default, Day Only or Night Only – works in only in Creative mode |
| Autosave | Configurable Autosave interval A fix for the famous Lag Spike of Death |
FAQ
OptiFine for 1.21.2 Release Date?
Optifine for Minecraft 1.21.2 official version is currently under development. Many of you are wondering when the release date of Optifine 1.21.2 will be. An official date has yet to be confirmed by the development team.
How Long Until Optifine update?
It will depend on whether you want to play the official version, pre-release, or snapshots. For the Optifine official version, you must wait one to two months after the release of Minecraft updates. But if you want to play preview versions. Through the OptiKai project, you can play as soon as Minecraft releases each version.
Can I use Optifine for Snapshots and Pre-releases?
Yes. Due to the delay in the latest Optifine updates, the developers decided to make the snapshot and pre-release versions available separately from the official versions. This way, you can use some features, including shaders, before the main updates. So you can play Minecraft 1.21-rc with Optifine. Download it from the download section below.
Gallery
How to Install?
The installation guide has been relocated to the installation tab located at the top of the page.
OptiFine Links
Please note the following information:
- All download links are original and come directly from the creator. We do not host or edit any files.
- Our sole purpose is to provide direct, secure, and high-quality links to our users.
- If you are downloading OptiFine specifically for its Shaders feature, you may want to consider Iris as an alternative.
Alternative to OptiFine
You can use Iris Shaders as an alternative to installing Shaders while Optifine is not fully updated.
Minecraft 1.21.2 Pre-release
Minecraft 1.21.1 Stable
Minecraft 1.21 Pre-release
Show all versions
We have compiled helpful installation guides to ensure correct installation of this shaderpack in your Minecraft. Follow these guides for a seamless installation experience.
Backup Guide
It is strongly advised to create a backup of your Minecraft map before updating the game to new versions to ensure the safety of your progress.
Locate the Folder
Locate your Minecraft installation folder. The default location for the Minecraft folder varies depending on your operating system:
- Windows: %appdata%.minecraft
- Mac: ~/Library/Application Support/minecraft
- Linux: ~/.minecraft
Make a Copy
Once you’ve found the Minecraft folder, make a copy of it and paste it into a different location, such as an external drive or a backup folder on your computer.
Save and Restore if Necessary
The copied Minecraft folder will serve as your backup. If anything goes wrong during the mod installation process or if you want to revert to the original state, you can replace the modified Minecraft folder with the backup.
Java Installation Guide
Optifine and Forge require Java to be installed on your computer in order to work properly with Minecraft.
Download the Java installer
Visit the official Java website here: On the website, click on the “Download Java” button.
Run the installer
Once the installer is downloaded, locate the file and double-click on it to run it.
OptiFine Loader
Required 1.8.8+Step by Step
Download Optifine:
Download the appropriate version for your Minecraft.
Install Optifine
Once the Optifine file is downloaded, run the installer and follow the on-screen instructions to install it
Launch Minecraft with OptiFine
Open the Minecraft launcher and select the newly installed OptiFine profile to launch the game.
Although OptiFine is not yet officially updated to version 1.21, it is possible to use OptiFine release candidate in the official version. OptiFine release candidate builds are dynamic snapshots that serve as candidates for the impending official release. When you have an OptiFine release candidate installed, it’s usually designed to seamlessly transition to the official full version upon its release.
Step by Step
Updating Minecraft:
Open the Minecraft launcher and make sure you have launched Minecraft version 1.21 at least once.
Installing Optifine:
Download Optifine, open the OptiKai installer and press install. Once installed, (make sure the Minecraft launcher is closed.)
Editing the version:
Go to .minecraft\versions\{VERSION} and edit the .json file and change the version in “inheritsFrom” to the full version (making it something like “1.21”.)
OptiFine 1.21.2_HD_K_J4_pre4
- fixed disabling fog
- updated to OptiFine 1.21.1 J1
- fixed fog colour
- fixed translucent sort with render regions
- not working, cem (horses, signs, boats, rafts), shaders
- known issues: some minor lag spikes when loading new chunks
- updated to 24w40a – 1.21.2
- not compatible with forge
(03.10.2024)
OptiFine 1.21.1_HD_U_J1
- updated CEM for wind_charge
- fixed menu background blur when vignette is disabled (#7760)
- optimized memory allocation
- fixed pixelated glint with shaders (#7482)
- fixed CEM crash with attachment paths
- fixed Quick Info to check for reduced debug info (#7678)
- fixed Quick Info render layer (#7673)
- fixed block sides not rendering with AA/AF (#7756)
- fixed dynamic lights for blocks models with ambientocclusion off (#6052)
- fixed CIT hand rule to check main hand option (#7680)
- fixed shaders attribute at_midBlock for CTM overlays (#7516)
- fixed custom block layers (#7711, #7738)
- fixed shaders at_velocity (#7701)
- fixed entity culling with “generic.scale” (#7677)
- fixed GUI options non responsive (#7675)
- fixed shaders attribute “at_midBlock” (#7714)
- fixed CIT armor textures (#7727)
- fixed custom potion colors (#7743)
- fixed CIT components check with wildcard “*” (#7746)
- fixed CIT parsing of components shortcut “~” (#7750)
- fixed biome colors (#7736, #7741)
- fixed crash with shaders (missing camera orientation)
- updated CIT to skip properties with invalid NBT checks (#7742)
- fixed system information in debug screen (#7748)
- fixed crash with null EntityRenderDispatcher camera
- fixed Forge event backward compatibility
- fixed BufferBuilder initialization (shaders crash)
- updated to 1.21.1
- compatible with Forge 52.0.16
(24.09.2024)
OptiFine 1.21_HD_U_J1_pre9
- fixed custom colormap biomes
- added support for CIT components
- restored vanilla check for invalid resource pack paths
- changed CEM models texture offsets to float
- changed CEM models face UV coordinates to float
- fixed CEM partial ticks when ticks are frozen
- fixed CIT enchantments for books
- fixed CEM parameter frame_time to follow tick rate
- fixed cape button in skin customization
- fixed CEM for block entities
- fixed Quick Info to show frame time
- updated CEM animations to use global update per model
- added CEM parameter “frame_counter” and function “ifb”
- fixed CIT enchatments
- fixed CIT models
- fixed CEM models
- fixed shaders attributes
- fixed Anisotropic Filtering and Antialiasing
- fixed GUI text color
- updated to 1.21
- not compatible with Forge
(04.09.2024)
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