FontInstall.app -
日本語フリーフォント for iOS

FontInstall.appは、SIL Open Font License (OFL)でライセンスされた日本語フリーフォントをコレクションした、iOS 13以降向けの無料アプリです。

serial number is duplicate in your cart

serial number is duplicate in your cart

Serial Number Is Duplicate In Your Cart Apr 2026

“We track high-value units after sale. Loss prevention.”

But that was impossible. Her monitor’s serial number had always ended in .

This time, she added them one by one. The first unit—serial ending —went in fine. The second—serial ending L907 —triggered the warning again.

But the red text appeared beneath the second item: Serial number is duplicate in your cart. She frowned. That was impossible. She had added two separate listings. She refreshed the page. The error remained. So she removed both, cleared her cache, and started over. serial number is duplicate in your cart

The Second Unit

The phone buzzed. A text from an unknown number: “Duplicate in your cart. Duplicate in your home. Delete one before it deletes you.” She looked at the cart again. Two identical items. One serial number. One body. Two places at once.

She compared the number on the back of the device to the one in the refurbished listing. “We track high-value units after sale

She called support.

Lena checked her purchase history. She had never bought this monitor before. She checked the seller’s stock: “2 available.” She even checked the photos—two different boxes, two different cosmetic condition notes.

Lena’s finger hovered over the “Place Order” button. The cart on her screen held two identical devices: refurbished HDR-4K field monitors, half price. One for her A-cam, one for her B-cam. A practical purchase. This time, she added them one by one

Someone—or something—had swapped her monitor’s serial plate with a different unit’s. While she slept. Without moving the monitor. Without triggering her locks or cameras.

They matched. .

She hadn’t typed anything. The monitor wasn’t even plugged in.

収録フォントのライセンスについて

FontInstall.appでは、現在のところ、SIL Open Font License (OFL) のもと公開されているフォントのみを収録しています。SIL Open Font Licenseについては、以下の外部リンクをご参照ください。

また、ライセンスのFAQを独自に翻訳したものを、参考訳として以下に掲載しますので、こちらも合わせてご参照ください。

“We track high-value units after sale. Loss prevention.”

But that was impossible. Her monitor’s serial number had always ended in .

This time, she added them one by one. The first unit—serial ending —went in fine. The second—serial ending L907 —triggered the warning again.

But the red text appeared beneath the second item: Serial number is duplicate in your cart. She frowned. That was impossible. She had added two separate listings. She refreshed the page. The error remained. So she removed both, cleared her cache, and started over.

The Second Unit

The phone buzzed. A text from an unknown number: “Duplicate in your cart. Duplicate in your home. Delete one before it deletes you.” She looked at the cart again. Two identical items. One serial number. One body. Two places at once.

She compared the number on the back of the device to the one in the refurbished listing.

She called support.

Lena checked her purchase history. She had never bought this monitor before. She checked the seller’s stock: “2 available.” She even checked the photos—two different boxes, two different cosmetic condition notes.

Lena’s finger hovered over the “Place Order” button. The cart on her screen held two identical devices: refurbished HDR-4K field monitors, half price. One for her A-cam, one for her B-cam. A practical purchase.

Someone—or something—had swapped her monitor’s serial plate with a different unit’s. While she slept. Without moving the monitor. Without triggering her locks or cameras.

They matched. .

She hadn’t typed anything. The monitor wasn’t even plugged in.