AddRAM;23088https://www.sevenforums.com/installation-setup/280432-how-increase-size-windows-partition-dualboot-2.html#post230874286 said:
Use Partition Wizard.

Best Free Partition Manager Freeware and free partition magic for Windows 7, Windows 8, Windows Vista and Windows XP 32 bit & 64 bit. MiniTool Free Partition Manager Software Home Edition.

Post a shot of disk management if you`d like an we can help you out.

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Thanks i actually already created another thread for this, and i think I'm pretty much good to go now.
Here's the thread: How to increase size of windows partition in dualboot?