Hold the tail of the fuse with tweezers at the contact point from the previous fuse.

Melt the solder material with the soldering iron at the point of contact until it melts and beads onto the tail of the fuse.

Hold the head of the new fuse with the tweezers at the contact point from the removed fuse.

Melt the solder material with the soldering iron at the point of contact until it melts and beads onto the head of the fuse.

While touching the wires of the fuses together, melt the soldering material with the soldering iron until it melts and beads onto the two wires.