Paste the error you're seeing. Most local-AI errors come down to one thing — the model is bigger than your hardware — and each guide tells you exactly how to fix it.
- "App is damaged and can't be opened" — Gatekeeper on macOS
“macOS won't let me open LM Studio, Jan or a llama.cpp binary” · Sep 1, 2026
macOS
- "Failed to initialize NVML: Driver/library version mismatch"
“nvidia-smi errors but I never rebooted” · Sep 1, 2026
Linux
- "No CUDA-capable device is detected" — how to fix it
“My GPU is right there and CUDA says there is no device” · Jun 22, 2026
WindowsLinux
- "ollama is not recognized as an internal or external command"
“The app is installed but the terminal cannot find it” · Sep 1, 2026
Windows
- "Permission denied" on /dev/kfd — the AMD GPU group fix
“Works with sudo, fails as my user” · Sep 1, 2026
Linux
- AMD GPU not detected / ROCm unsupported (Ollama & llama.cpp)
“My Radeon is installed but nothing will use it” · Jun 22, 2026
LinuxWindows
- Apple Silicon: model won't use the GPU / Metal not engaged
“My M-series Mac is running the model on the CPU” · Jun 22, 2026
macOS
- Can't reach Ollama from another device — Windows Firewall
“localhost:11434 works on the PC, nothing else can connect” · Sep 1, 2026
Windows
- CUDA out of memory — why it happens and how to fix it
“It crashes the moment the model loads and says CUDA out of memory” · Jun 22, 2026
WindowsLinux
- CUDA works on Windows but not inside WSL2
“nvidia-smi works in PowerShell, fails in Ubuntu” · Sep 1, 2026
WindowsLinux
- iPhone model downloads that fail, fill your storage, or stop
“The download resets every time I leave the app” · Sep 1, 2026
iPhone & iPad
- LM Studio: "Failed to load model" (insufficient memory)
“LM Studio shows a red "failed to load model" and stops” · Jun 22, 2026
WindowsLinuxmacOS
- Local LLM outputs gibberish? Wrong chat template — not VRAM
“The output is gibberish or it never stops talking” · Jul 10, 2026
WindowsLinuxmacOS
- Local LLM repeating itself or stuck in a loop — how to fix it
“It says the same sentence over and over until I stop it” · Jul 10, 2026
WindowsLinuxmacOSiPhone & iPad
- MLX won't install, or runs on the CPU
“pip can't find mlx, or mlx is slower than llama.cpp” · Sep 1, 2026
macOS
- Model loads but runs painfully slow — it is on your CPU
“It works, but it types slower than I can read” · Jun 22, 2026
WindowsLinuxmacOS
- Move your models off C: — Ollama and LM Studio on Windows
“My C: drive is full of models” · Sep 1, 2026
Windows
- nvidia-smi stopped working after a kernel update
“It worked yesterday, now the GPU is gone” · Sep 1, 2026
Linux
- Ollama "connection refused" — API not reachable, ports & fixes
“Something else on my network can't reach Ollama” · Jul 10, 2026
WindowsLinuxmacOS
- Ollama on a headless Linux server — disk fills, API unreachable
“/ is full and the API only answers on localhost” · Sep 1, 2026
Linux
- Ollama runs on the CPU on Windows despite an NVIDIA GPU
“ollama ps says 100% CPU and my RTX sits idle” · Sep 1, 2026
Windows
- Ollama: "model requires more system memory than is available"
“Ollama refuses to run the model and says I need more memory” · Jun 22, 2026
WindowsLinuxmacOS
- Out of disk space / failed GGUF download for large models
“The download died partway through and my disk is full” · Jun 22, 2026
WindowsLinuxmacOS
- Out of memory at long context (the KV cache, not the weights)
“It loads fine, then dies once the conversation gets long” · Jun 22, 2026
WindowsLinuxmacOS
- Raising the Metal VRAM ceiling on Apple Silicon
“recommendedMaxWorkingSetSize is far lower than my RAM” · Sep 1, 2026
macOS
- ROCm doesn't support your AMD card — HSA_OVERRIDE and Vulkan
“rocminfo sees nothing, or Ollama says no compatible GPUs” · Sep 1, 2026
Linux
- Running local LLMs on an Intel Mac — what actually works
“LM Studio won't install on my 2019 MacBook Pro” · Sep 1, 2026
macOS
- Secure Boot is blocking your GPU driver module
“The driver installed fine and the module still will not load” · Sep 1, 2026
Linux
- SmartScreen and antivirus are blocking your local AI install
“"Windows protected your PC" — or the download just vanished” · Sep 1, 2026
Windows
- The model crashes your iPhone app, or drops to a smaller one
“It quits to the home screen the moment the model loads” · Sep 1, 2026
iPhone & iPad
- Which GGUF quant should I download? (Q4 vs Q5 vs Q8)
“Twenty files on the download page and I don't know which one” · Jun 22, 2026
WindowsLinuxmacOS
- Windows shared GPU memory makes your model crawl, not crash
“It loads fine and then generates at 2 tok/s” · Sep 1, 2026
Windows
- Your Docker container can't see the GPU
“nvidia-smi works on the host, fails inside the container” · Sep 1, 2026
Linux
- Your laptop runs the model on the integrated GPU, not the RTX
“nvidia-smi shows the GPU idle while the model runs” · Sep 1, 2026
Windows
- Your Mac is swapping to disk instead of running the model
“It loaded, then the whole Mac froze” · Sep 1, 2026
macOS
- Your MacBook is fast for two minutes, then half as fast
“tok/s drops by half after a long prompt” · Sep 1, 2026
macOS
- Your Ollama environment variables are ignored on Linux
“I exported OLLAMA_HOST and nothing changed” · Sep 1, 2026
Linux