Moves syntax coloring for code blocks and plaintext previews to a newer highlighter.

Reliable syntax separation makes long code blocks and attached text files easier to scan.

Tests a quantity selector for buying multiple Nitro gifts in one gift checkout flow.

Users preparing several Nitro gifts may be able to adjust quantity without repeating the checkout flow. The current evidence confirms quantity handling for gift checkout, but not exactly how recipients are assigned.

Changes where monthly Nitro users see prompts to switch to a yearly plan.

The prompt can help users find a cheaper annual option, but placement also affects how intrusive the upsell feels during subscription browsing.

Changes Premium Group announcement copy on the Nitro tab.

This tests whether users understand and start a shared Nitro product more easily when the key price and action are clearer.

Controls the 250MB file upload item in server Boost/Powerup benefits.

Large file upload capability is one of the visible benefits that can influence whether a server values Boost or Powerup purchases.

Tests showing the Nitro Basic card without its green accent treatment.

Even when price and benefits stay the same, card color can affect how users compare Basic against other Nitro plans.

Changes the discount copy and badges shown for Nitro annual plans.

Annual billing is a larger upfront purchase, so clearer savings copy can affect whether buyers understand and choose it.

Enables gift-card balance and code redemption inside checkout.

Gift-card users can see their balance and add a code without leaving checkout. It also helps prevent selecting the wallet when the balance cannot cover the purchase.

Applies profile theme colors to participant tile backgrounds in video calls.

Video tiles can look more consistent with each user's profile customization. The mobile chat-input layout keys included in this change do not have a confirmed consumer in the current web bundle.