Recommended size: 750 × 1334 px

Effect time: The background will take effect within 24 hours after uploading.

Cost rules:

• The default background is /nsr30days.

• If you renew and keep the same background, it costs 300,000 gold.

• If you change to a new background, it costs 500,000 gold, as usual.

Saved backgrounds:

• User-defined backgrounds will be saved on the User-defined page.

• Saved backgrounds can be reused in the future.