我可以使用多个hma vpn优惠券在我的vpn订阅中保存更多吗？
for most cases, only 1 coupon can be used for each new hma vpn subscription. the hma vpn checkout page doesn't usually allow more than 1 code to be applied at the same time.
通常，ghost path优惠券适用于新用户，并且不能应用于现有订阅。