Many ROMs sites have been blocked, and users have many methods to hunt for their downloaded games.
Google Search (eg. 3DS.ISO)
R4I SDHC 3DS RTS (www.r4i-sdhc.com) Back to Stock
As some modchip factories in China were temporarily shut off for Switch lawsuit, this R4i SDHC 3DS RTS was also out of supply for 3 months. Partly due to shortage of IC component supply, the import price double increased. Whatever, we got these new patch r4 cards, available to order at https://www.r4wood.com now.
Tip on Finding Kernel / Firmware for Modchips
Since many websites have been down, where to find those r4 kernel / firmware update patch to revive your r4 card / modchip ?
Most of us will google them directly, and it is good idea to search.
Here shares another method.
Thanks to Wayback Machine - https://archive.org/, we could input the modchip official site to search historical files backup.
For example, input www.acekard.com