Ubuntu

Jun 1, 2026 · Operations

Stop WSL from Filling Up Your C: Install Ubuntu .wsl Directly to D and Migrate Existing Installations

This guide explains why WSL's ext4.vhdx virtual disk constantly grows on the C drive, presents three solutions—including installing Ubuntu via a .wsl file directly to D, online installation with a custom location, and exporting then importing an existing distro—to free up space, and shows how to compact the vhdx file afterward.