If you need further clarification, please contact customer support.Do I need to provide a supplemental confirmation letter in PDF format? If you’re instructed to submit a supplemental confirmation letter in PDF format, please follow the instruction accordingly.You may scan a physical document or convert it into a PDF file, then upload it through the specified channel.

The POA must be a clear photo of your original POA or a PDF file can either be a clear photo of your original POA or a PDF file. The POA must match the residential information you provided during your identity verification. The acceptable types of POA may vary with different jurisdiction.Where should I upload my proof?

A copy of your Declaração do Imposto de Renda and the Recibo da Declaração can be downloaded from the Portal Meu Imposto de Renda, accessed through your Gov.br account.To obtain them online, please follow the steps below: Go to: https://mir.receita.fazenda.gov.br/portalmir/pagina-inicial Log in with your Gov.br account Select the “Documentos e Arquivos (Cópia da Declaração)” Select the Documentos e Arquivos (Cópia da Declaração) to proceed Select the most recent tax year Download the PDFs for “Cópia

Note: Document should be an original copy (preferably in PDF file format), clear quality, and smaller than 20MB. Please clear your browser’s cache and cookies, and restart your browser before trying again. Navigate the status of your details via the progress bar Learn more on how you can fix the errors on your Institutional account application here.

This guide aims to provide a general overview of the declaration and taxation of crypto assets in Brazil for 2025. Due to regulatory complexities and potential updates, it is recommended to stay informed and regularly consult specialized professionals.

Scan and upload your files Personal documents, ID images, PDFs, and wallet backups may be silently accessed and sent to remote servers. Remotely control your device Hackers may operate your computer as if they were sitting in front of it, without your awareness. Disable your antivirus software To avoid detection, some malware turns off your security tools or blocks software updates.

Screenshot / Non-original File / Missing Pages / Damaged File / Expired File / Unsupported Language Please check and ensure the following before resubmitting: Upload original documents in image or PDF format. Ensure the photos have not been edited using image software (e.g., Photoshop) and are not screenshots. Upload color photos or files. Upload clear photos showing all four corners of the document (front and back if applicable).

The platform will automatically convert your OKT to OKB based on the average closing prices between July 13 and August 12, 2025.The current price of OKB is relatively high. Why not exchange OKB for OKT at this price? Starting from August 15, 2025, OKT held by users will be automatically converted to an equivalent amount of OKB based on the average closing prices of OKB and OKT on the platform from July 13 to August 12, 2025.

The approval, granted following the acquisition of their MiCA license on January 27, 2025, reinforces OKX's status as a reliable and compliant entity within the European cryptocurrency market.

The approval, granted following the acquisition of their MiCA license on January 27, 2025, reinforces OKX's status as a reliable and compliant entity within the European cryptocurrency market.

A link created on August 29, 2025 will be assessed starting from October 1, 2025, and subsequently on the 1st day of each calendar month. Time: 1st of each month Metrics: Number of active traders over the previous two months of each link Rule: If active traders ≥ 5, the preset commission rate will be kept. Otherwise, the commission rate will be 0%. In the first assessment, a link will be deleted if no invitees signed up or logged in to OKX using the link after more than 180 days.

Important Reminder: Starting from April 7, 2025, the keyless wallet service on the extension will be suspended. Users who already use a keyless wallet can continue to manage their wallets and assets normally via the OKX App. Starting from May 23, 2025, the entry for creating a keyless wallet will be removed from both the App and the wallet extension. New users will no longer be able to create a keyless wallet.

*Numbers and references are current as of 17 February 2025.How can I reduce gas fees? Here are some practical tips to minimize gas fees: Choose off-peak hours: fees are lower when the network has less activity. Use tools like gas trackers to monitor optimal times. Set custom fees: on platforms like our Web3 Wallet, you can manually adjust gas fees. Lower fees may result in slower transaction times.

Example: If a user's FTT is on October 15, 2025, at 14:00:00 UTC, their Eligibility Window to participate and earn rewards will close on January 15, 2026, at 14:00:00 UTC.

Important Notice: Due to a platform system upgrade, some deposit addresses were updated on March 27, 2025. Before transferring any assets, please check the latest deposit address and supported network on the OKX deposit page. If you've used an OKX deposit address before, don't worry. Previously used deposit addresses will remain valid for a short period of time, and deposits sent to old addresses during this period will not be lost.