Firmware Info
Applicable Vehicle: CHANGAN Deepal S7, Deepal S7i (EREV / BEV) Version: Deepal OS 3.1 Upgrade Method: Official OTA / Local USB upgrade Warning: This is the official factory OTA firmware. Do NOT crack or flash mismatched firmware. Improper flashing may brick the head unit or cause failure of powertrain & ADAS functions. It is recommended to wait for official over-the-air push. All risks of offline flashing shall be borne by the operator. Backup vehicle DTC data before operation.
Main Release Notes
AI Cabin
Optimized personalized driving profile (One Person, One Setup)
New AI intelligent energy management for better power consumption control
DeepSeek large model upgraded with R1 deep reasoning mode
New AI news assistant “Deepal News” for voice news query & broadcast
UI & Interaction
New smart Dock bar, switchable between Classic / Smart mode
Floating desktop lyrics: draggable, adjustable size, lines and color
New home-screen app shortcut cards & music source switch card
Optimized tire pressure display; separated color for EV range / fuel range
AR-HUD Theme 3 added blind-spot merge assist alert, optimized traffic light countdown UI
Cabin Optimization
Extended resume-navigation countdown after locking during navigation
U 盘 music playback resume: keep source & progress after power cycle
Fog light voice control support; input method updated to Sogou
360 panorama pop-up window can be dragged freely
Fixed known bugs including seat ventilation output & tire pressure display in D gear
App Ecosystem New apps available in app store: Smart Sticker, perpetual calendar
Upgrade Notice
Upgrade requirement: Park on flat ground, shift to P gear. Do not drive or cut power during upgrade.
Duration: approx 60–80 mins. Screen blackout & reboot multiple times are normal.
Schedule overnight auto-upgrade is recommended. Auto rollback is supported if upgrade fails.
S7 S7i 3.1 OTA c673-cdc-release_bigsur_hqx.1.2.1_20241225-ota_all-user-secure-swd.6.48-20250909215346.zip
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