(1) Subject to this Act, a will is not valid unless—
(a) it is in writing; and
(b) it is signed at the foot or end by the testator, or by another person in the presence of and by the direction of the testator; and
(c) the signature of the testator is made or acknowledged, or the signature of the person who signs the will by the direction of the testator is acknowledged, by the testator in the presence of 2 or more witnesses present at the same time; and
(d) 2 or more of those witnesses each attest that signing of the will or that acknowledgment of the signing of the will and subscribe the will in the presence of the testator and of the other witness or witnesses.
(2) Subsection (1) shall not be taken to require any form of attestation on a will.