Fix Can’t Extend Primary Volume with Space on Extended Partition or Vice Versa Fix Extend Volume Greyed Out on FAT or Other Format Partition Fix Can’t Extend Volume Error with No Adjacent Unallocated Space Fix Can’t Extend Volume with No Unallocated Space via EaseUS Partition Master

Make Unallocated Space and Extend Volume in Disk Management Fix Can’t Extend Volume Error without Unallocated Space