Question 1

Profile Fields

Accepted Answer

| Field | Details | |-------|---------| | **Username** | 3–50 characters, unique, auto-generated on registration | | **Display Name** | Your visible name (optional, falls back to username) | | **Bio** | Up to 200 characters | | **Language** | Interface language — English, Russian, or Ukrainian | | **Avatar** | DiceBear-generated default or custom upload (max 2 MB) | | **Social Links** | Twitter, GitHub, Telegram, Website, YouTube, Discord |

Question 2

Changing Your Username

Accepted Answer

1. Go to **Settings → Profile** 2. Edit the username field 3. Save changes **Restrictions:** - 3–50 characters, alphanumeric + underscores - Must be unique across the platform - **7-day cooldown** after a username change — you cannot change again for a week - **7-day cooldown** also applies after password or email changes

Question 3

Avatar

Accepted Answer

**Default avatar:** Automatically generated using DiceBear based on your username. **Custom avatar:** 1. Go to **Settings → Profile** 2. Click your avatar or "Upload" 3. Select an image (JPG, PNG, WebP — max 2 MB) 4. Your avatar updates immediately

Question 4

Social Links

Accepted Answer

Add links to your social profiles to appear on your public profile page: - **Twitter/X** — your handle - **GitHub** — your profile - **Telegram** — your username - **Website** — personal site or blog - **YouTube** — your channel - **Discord** — your server or username Social links are stored as JSONB and displayed with icons on your profile.

Question 5

Privacy Settings

Accepted Answer

Control who can interact with you: | Setting | Options | |---------|---------| | **Message Privacy** | Everyone / Followers only / Nobody | Go to **Settings → Profile → Privacy** to configure.

Question 6

Public Profile

Accepted Answer

Your profile at `/user/{username}` shows: - Avatar, display name, bio - Social links - Public backtests (with pagination) - Follower/following counts - Researcher badge (if any)

Question 7

FAQ

Accepted Answer

**Q: Can I change my username freely?** A: Yes, but there's a 7-day cooldown between changes. After changing your password or email, you must also wait 7 days. **Q: What happens to old links after changing username?** A: Old profile URLs (using the old username) will return 404. Update your bookmarks. **Q: How do I delete my avatar?** A: Upload a new one or your DiceBear default will be restored when you remove the custom avatar.

Question 8