If you need to replace the Redeem Gift Core Page template, copy and paste the code below into a Custom HTML block of the WordPress Editor.
<div class="mm-checkoutContainer">
[MM_Form type='checkout']
[MM_Form_Message type='error']
<div class="mm_left_column">
[MM_Form_Section type='accountInfo']
<div id="mm-account-information-section" class="mm-checkoutInfoBlock">
<h3>Account Information</h3>
<p class="mm-formField">
<label>First Name:</label>
[MM_Form_Field type='input' name='firstName' customAttributes='placeholder="First Name"']
</p>
<p class="mm-formField">
<label>Last Name:</label>
[MM_Form_Field type='input' name='lastName' customAttributes='placeholder="Last Name"']
</p>
<p class="mm-formField">
<label>Email:</label>
[MM_Form_Field type='input' name='email' customAttributes='placeholder="Email Address"']
</p>
<p class="mm-formField">
<label>Password:</label>
[MM_Form_Field type='input' name='password' customAttributes='placeholder="Password"']
</p>
<p class="mm-formField">
<label>Phone:</label>
[MM_Form_Field type='input' name='phone' isRequired='false' customAttributes='placeholder="Phone Number"']
</p>
</div>
[/MM_Form_Section]
[MM_Form_Section type='coupon']
<div id="mm-coupon-block" class="mm-couponSection mm-checkoutInfoBlock">
<h3>Gift Code</h3>
<p class="mm-formField">
[MM_Form_Field name='couponCode']
<a href="[MM_Form_Button type='applyCoupon']" class="mm-button">Apply Gift Code</a>
</p>
[MM_Form_Message type='couponSuccess']
[MM_Form_Message type='couponError']
</div>
[/MM_Form_Section]
</div>
<div class="mm_right_column">
<div class="mm-checkoutSection2">
<h2>[MM_Form_Data name='productName']</h2>
<p class="mm-productDesc">[MM_Form_Data name='productDescription']</p>
</div>
<div class="mm-purchaseSection">
[MM_Order_Decision isDiscounted='true']
<a href="[MM_Form_Button type='submit']" class="mm-button large green">Redeem Gift</a>
[/MM_Order_Decision]
[MM_Order_Decision isDiscounted='false']
<em>Enter a valid gift code to redeem your gift</em>
[/MM_Order_Decision]
</div>
</div>
[MM_Form_Field type='hidden' name='phone']
[MM_Form_Field type='hidden' name='billingAddress']
[MM_Form_Field type='hidden' name='billingCity']
[MM_Form_Field type='hidden' name='billingState']
[MM_Form_Field type='hidden' name='billingZipCode']
[MM_Form_Field type='hidden' name='billingCountry']
[MM_Form_Field type='hidden' name='shippingAddress']
[MM_Form_Field type='hidden' name='shippingCity']
[MM_Form_Field type='hidden' name='shippingState']
[MM_Form_Field type='hidden' name='shippingZipCode']
[MM_Form_Field type='hidden' name='shippingCountry']
[/MM_Form]
</div>