Troubleshooting

When the card, the speed or MewTools isn't doing what it should.

Guides

Step by step, for when you are building or fixing something.

Low DMA speed? How to fix a slow DMA card

Why a DMA card reads slowly and how to fix it. What a good speed test looks like, then the cable, the USB port, the PCIe slot, power settings, software and firmware.

phantom · Sep 30, 2026 · 0 reads

DMA software won't start or connect? Fixes on your second PC

When your DMA software won't open, won't log in or says "Failed to initialize DMA". The runtimes, clock, driver, activator and antivirus checks on your second PC.

phantom · Sep 30, 2026 · 0 reads

DMA memory map (mmap.txt): what it is and when you need one

What a DMA memory map is, the errors that mean you need one, like "Unable to locate valid DTB", how to make mmap.txt for Blurred, and when to make a new one.

phantom · Sep 30, 2026 · 0 reads

MewTools blocked by Windows? How to fix it

Windows SmartScreen, Smart App Control or your antivirus stopped MewTools from opening? Why it happens, and how to let it run on your second computer.

phantom · Sep 21, 2026 · 25 reads

DMA card not working? Fixes for VMM INIT FAILED

DMA card not showing in Device Manager, VMM INIT FAILED, FT601 errors or a failing speed test? Start with a cold boot, then check the port, cable and slot.

phantom · Sep 17, 2026 · 32 reads