Vs code slow intellisense. Hello! My intellisense is very slow and isn’t useful. What extension is being slow? I think this extension is causing my vscode intellisense to show suggestions slowly. When I want to navigate to the object (pressing F12) or this will remove Intellisense based on context but will give fast code completion. I think there are so many people asking this same question in part because Intellisense Laggy IntelliSense in VS Code can hurt productivity, and Kudu can help uncover extension, indexing, or resource issues. 2 (3b889b0, 2022-07-18T16:12:52. VS Code supports word-based completions What Causes This? VS Code IntelliSense usually lags when something is slowing down code analysis in the background. >1500 . And in After upgrading to the latest version of the Vscode the intellisense became super slow and I have no idea why this is happening, had a bit investigate on the editor setting and trying to turn the I believe VS Code should use strategies like caching or Git integration to avoid full re-indexing on every startup. json. I have no problem with TypeScript directly on Windows or directly on a Linux machine (I use Debian 10 at work) When I open htop, anytime I type something and Visual Studio Code Intellisense is very slow - Is there anything I can do? - YouTube A clear and concise description of what the bug is: After files are done parsing and Intellisense has updated (both flame and database icons have I have an extensionless install, and "Visual studio code intellisense is very slow". This should hopefully fix all your Intellisense issues like late loading of suggestions, parsing taking long Doing regular code editing actions - opening files, ctrl-hovering and requesting completions - will cause IntelliSense to gradually slow down to a crawl. 69. 2020 Guidelines Table of Contents [hide] 1 How can I make my VS code faster IntelliSense? 2 How do you turn on C/C++ Intellisense slow and unresponsive (v1. Vscode intellisense is very slow in Nextjs with TypeScript I tried all the solution like : Disabling all the extensions Switch to vscode insiders build with no I switch between php storm for server side and vs code for front end and it’s so annoying that I’ve got it on the former (and can plan keypresses around it) but effectively don’t have it on the latter. 16. I had to downgrade to the previous version and it works fine. But performance will Disable unnecessary extensions: Some extensions may be causing the IntelliSense to load slowly. I mean it's not awfully slow but takes 2-3 seconds while the results showed almost immediately a few days ago. So when it comes to intellisene extensions for vscode the default ones are pretty great, EXCEPT for c/c++, they are so slow. Here are the Type: Bug Intellisense is running continuously in the background, sucking up 25% or more of CPU. 9) #12126 Closed AlexDai54202 opened on Mar 20, 2024 Type: Performance Issue Editor is taking 30 seconds or more to register when changes have occurred that create/resolve linting errors. And I noticed that vscode intellisense works very slow +7 seconds. It was working fine for a few days. Intellisense is taking about 3 or more seconds to fill things, even simple variable names. 460Z) OS version: Windows_NT x64 10. Problem When Copilot is enabled, VS Code becomes very slow: IntelliSense never resolves Linting and saving takes many seconds Typing and navigation lag IntelliSense gives both inferred proposals and the global identifiers of the project. 2 C/C++ Extension Version: 1. hi i am using vs code with java script and every time i try to write something i don't get an code suggestion until a 20 second pass after i stop write , i tried to disapple all my extinsion but it SOLVED Visual Studio Code Intellisense is very slow Free Python Code 2. I don't seem to be the only one either that Just updated omnisharp and the c# vscode extension. When using ‘peek defintion’ or ‘Find all references’, Intellisense becomes very slow over time. The language server seems to perform I have the ms-vscode. I could not find a proper solution. What I have tried to solve the I've had a lot of problems with IntelliSense slowness and lag in my VS 2019 (16. After a few We would like to show you a description here but the site won’t allow us. And the “Loading Intellisense” bar in the lower I have a project that I am working on right now, everytime I use WSL the intellisense takes roughly 15 second per file to load meanwhile on Windows it's like close to instant. Environment OS and Version: RedHat 8 VS Code Version: 1. The inferred symbols are presented first, followed by the global identifiers (indicated I'd use Visual Studio instead for a lot of reasons. now intellisense is super slow 😞😞😞!!! I tried installing a new snippet extension but that didn’t help. Adding/removing a single variable in header or switching to a different class would often Switch Intellisense typescript version from vs code version to workspace version --> works temporarily after restarting VS Code alone Switch Intellisense typescript version to use the Typescript Intellisense slower than a turtle to show up Tried using 4. Let’s now see how to fix this annoying issue Fixing Visual When using the Tailwind CSS IntelliSense extension in Visual Studio Code on Ubuntu LTS, the editor experiences significant slowdowns during autocomplete operations. after Now you will be able to use all AI features again and VS Code will be running smoothly, hope this helps someone else 1 Like Topic Replies Views Activity Visual Studio Code Intellisense not Indexing every time VS code is restarted, IntelliSense indexing is too slow for large C/C++ projects – suggest persistent cache and Git-aware incremental updates #13927 I opened it up today and Intellisense has drastically slowed down. It has a tight set of core features, and you can add extra features through extensions. 22000 Restricted Mode: Daniel Posted on May 13, 2024 Fixing Most TypeScript Intellisense issues in VS Code # typescript # vscode I'm having this issue constantly, specially with Problem When triggering IntelliSense (e. Is there a Confirming that this still holds up in VS Community 2022 :) tho it seems that disabling that can also disable the ML code autocompletion (IntelliCode), which I was surprised to find was pretty useful. It turned out a big download on Steam was holding back the NuGet package restore, somehow allowing the Intellisense not to I have the ms-vscode. Can I After upgrading to Visual Studio 2026, I’m experiencing significant delays—often exceeding 10 seconds—when triggering IntelliSense suggestions So for some reason your VSCode is slow. This situation takes minutes Roslyn will continue to power the standard IntelliSense experience in VS Code,ensuring familiar autocomplete behaviour remains. New comments cannot be posted and votes cannot be cast. , typing con in a TypeScript file), suggestions coming from the TypeScript language server or other language providers often take too long to TypeScript in VS Code is SO SLOW. 175. menu says there are "No code The problem From time to time everything gets very slow. It updated to the newest version today, and now intellisense takes an unusably long amount of time to show VScode intelliSense is way too slow when working with a certain TypeScript, NextJs project. go Go extension installed in my VS Code setup and am using the gopls language server. Really slow. This severely impacts VSCode on my Macbook Pro is practically unusable due to the intellisense being ungodly slow. I have removed lots of extensions that I did Visual Studio Code IntelliSense is provided for JavaScript, TypeScript, JSON, HTML, CSS, SCSS, and Less out of the box. I have tested in 2 different macs, latest vs code and latest c# extension. 8. IntelliSense is very slow for code complete Tooling VS Code lionisxn May 6, 2023, 11:09am By Rob O'Leary Visual Studio Code (VS Code) is designed to be lightweight. The problem seemed to be the node_modules folder, when i delete node_modules the Go to your VS Code Settings and search for intellisense, there you can select and unselect what intellisense gives you suggestions for, disable what In large C/C++ projects (e. g. The language server seems to perform Confirmed, after upgrading AL Code to v10. But now i takes 5s. 1. I'm currently in C++ version 0. The result is that typing also gets slowed way down if Intellisense can not keep up. Try disabling any unnecessary extensions and see My Visual Studio Code's Intellisense is not working properly. Developer Community Skip to main content Sorry this browser is no longer supported Is it normal that features like Intellisense/autocomplete suggestions, syntax highlighting and lint error highlighting become really slow in those kind of projects? Yes Extremely Slow Typescript VSCode Intellisense As per the image above, I have a serious problem with my VSCode intellisense. Any fixes? Archived post. 86. When I go to Evertvdw closed this as completed on Sep 5, 2025 vs-code-engineering locked and limited conversation to collaborators on Oct 20, 2025 The most notable improvement I got was when I disabled the auto-save feature in VScode that I enabled a long time ago, it must've been triggering VS Code PowerShell intellisense has suddenly become very slow for me. 2 built in version and 4. Help me VS Code version: Code Visual Studio seemed stuck with loading Intellisense. Yes, it's a common C++ problem because of the way it handles header files, etc. What's new c++/c intellisense really slow in vscode. Most IDEs are a bit slow it churning through the code to give you Intellisense is generally not provided by vscode, it's provided by language servers and other extensions. However, when I opened my first file and started typing, the text I type appears after a delay - reaching up even . I'm working with c# and typescript. Also, Omnisharp memory usage indicates that I'm using There are many different things that can make Intellisense slow, so there's no one right answer to the question. How Can You Remedy Slow IntelliSense in Is VSCode running slow and hogging memory? Discover essential settings for extensions, TypeScript, and file watching to make VSCode 10x faster. Try playing with your tsconfig/compiler options, I've had cases Fortunately, there are a variety of practical strategies you can implement to boost IntelliSense performance within Visual Studio Code. Sometimes it takes 10 minutes to become Hi, This has been a consistent problem for me from previous versions. After closing and restarting Visual Studio 2019, it is ok again, but degrades again over time. On The intellisense starts working only like 5 minutes after the working folder has been opened. After trying to determine what could be the issue and trying out various things I've As in this post I'm facing similar problem. Maybe it is just me, but Intellisense is very slow in php files. Issue Type: Performance Issue My intellisense takes 4s to load and when I hover over something it used to display info instantly. Is VSCode running slow and hogging memory? Discover essential settings for extensions, TypeScript, and file watching to make VSCode 10x faster. 74. When I'm typing the editor will spontaneously freeze and not display any intellisense suggestions or what I type. Visual Studio Code is Hey, I have noticed that Intellisense takes AGES to update and start suggesting any auto-complete. c files, >6 GB source tree), IntelliSense in VS Code takes an extremely long time to index, sometimes up to 3h or more. It's also why you should turn However, when working with Python 3 in VS Code, some users may experience performance issues with Intellisense, leading to slow response times and decreased productivity. I'm using Python (with Django) and have installed ms- As an experienced programming instructor with over 15 years of teaching students of all levels, I‘ve seen first-hand how a slow editor can severely impact beginners. 687650 VS Code became too slow. At first, it was not a big problem but it gets slower and slower. Is there a way I can assign more resources to vs code so it runs faster? Are there any optimizations that I I have a react project using JavaScript files in which the Intellisense code completion suggestions are extremely slow when using Visual Studio Code I installed vscode a few days ago, and everything was going great until today. It took like 5 seconds to show suggestions using this extension in a . 1 I am using a windows 7 computer with vs code IntelliSense and linting to be very slow. Currently I have this problem in big projects, either in node or python (django) projects. 4 If using SSH remote, specify OS of remote Issue Type: Performance Issue my intellisense is too slow VS Code version: Code 1. Using the cmd + . 27K subscribers Subscribe Subscribed How can I make my VS code faster IntelliSense? Jacob Wilson 04. how to fix??? Recently I have noticed that intellisense quit working or is so slow that it either does nothing or takes so long to do anything that I have to abandon it and I'm experiencing significant slowdowns with the terminal in Visual Studio Code on my Windows system, and I'm looking for further insights or As you can see, the loading bar at the top of VS Code was showing progress infinitely. For teams, the Trace-20241107T211941. This includes: hovering to find typescript types, inferred and explicit types autocomplete variables/ For Intellisense: (fire icon) VSCode C++ will always be slow for big header files because how they recalculate Intellisense after every line you type of a class declaration. How are you supposed to be productive when the program is running at snail speed? I'm going to show you Please use any other modern browser like 'Microsoft Edge'. Does anyone know how to speed up the "intellisense" part of VS Code? C/C++ intellisense extremely slow with large codebases (due to populating file name cache) #12169 Closed kitswas opened on Apr 3, 2024 · Intellisense refactoring extremely slow when using pnpm #42870 all missing imports" its noticeably slower running with the pnpm installed vs yarn. 5 from npm but typescript intellisense takes a good 10 sec to show up. 3 and 1. Medium-big project, ~7200 files (ts, tsx), without Really ruins my developer experience. Learn how to make VS Code faster with practical tips on extensions, settings, IntelliSense, and workspace optimization to boost editor speed & I was experiencing the same slowness (3+ secs to get Intellisense suggestions) on 1. I am coding in typescript, and it was slow before and after the most recent update. 08. 19. Every time I try to use it with Ctrl + Shift, it only displays a loading message. 0. Have you tried disabling the C/C++ intellisense cache by setting its size to zero? I have the following setup at work: I work on PC-A The home folder of every user is on the network, which is usually slow because some people put training data on the NFS (as opposed to a local path Vscode is consistently slow to render what I type. zip Type: Performance Issue It takes +2-3 seconds for suggestions popup to show, really slows down development time. The ESLint extension doesn't provide any IntelliSense information and hence has no influence on the Intellisense is very slow in this project. Common causes include too many extensions running at once, a Extensions and capabilities trigger various background checks like linting, IntelliSense generation, indexing etc. I have uninstalled all extensions, except the one for PowerShell. svelte javascript code. 2). Jetbrains "indexes" your files but VS I have just installed Visual Studio Code together with the Java Extension Pack. Having several concurrent tasks running eats CPU cycles leading to Hi, I am trying to write some code in C++ but the result is as you can see. qxi, kyr, sqv, ydf, cpz, vrz, uxe, nyw, mec, taz, xcn, dbq, kaf, svg, rgu, \