In most cases, the Roblox gift card not working issue may indicate the gift card is invalid, expired or redeemed.
Once you get a Roblox gift card, make sure to redeem it in the correct way. Here are the steps:
When you Googled free Robux or Roblox gift card codes, you might come across numerous generators that claim to give infinite Robux as you want. However, most of these sites just don’t work and attempt to hack your privacy or personal data.