# Release Notes (English Version)

## ▲▲▲▲▲▲ Critical Notice
After this update, you **must use the new CPS** to recreate and write all channel data to the radio.  
**Old CPS codeplug files are not compatible.**

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## 1. Unicode Download Tool
After updating the firmware, you must use this tool to load Unicode encoding.  
Otherwise, SMS text may display as garbled characters.

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## 2. DMR Upgrade V1.2.0.32 260130
1. Adjusted the default parameter order for commands 82/83 (channel parameter settings).  
2. Fixed an issue where the radio incorrectly reported “wake‑up from sleep” on repeater channels.  
3. Adjusted tail‑tone transmission duration and fixed incorrect CT tail‑tone detection.

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## 3. Radio Firmware Updates

### V3.18 251111
1. Added automatic recovery of corrupted data; adjusted storage locations to prevent data loss.  
2. Expanded basic Contacts to **10,000 entries**.  
3. TG List expanded to **250 lists**, each with up to **32 group call IDs**.  
4. Zones expanded to **250 zones**, each with **250 channels**; A/B channels can have independent current‑channel settings per zone.  
5. SMS Drafts / Inbox / Outbox now each support **128 messages**.  
6. FM Radio now has **80 independent channels**, no zone division; `*` switches input fields, `Menu` edits names.  
7. Spectrum function updated:  
   - Step input range: 0–9.99999 MHz  
   - Scan points: 81 → 105  
   - Indicators (top → bottom): RSSI, Noise, Glitch  
8. Moved APO, FM Standby, etc. into **Basic Set**; removed FM Radio and Time Manage menus.  
9. Moved DMR Version, Flash IC, and battery voltage into the **Version** menu.  
10. Added finer frequency steps (including 8.33 kHz).  
11. Adjusted contrast options to prevent unreadable screens.  
12. Improved dual‑watch: after receiving digital traffic, waits **2 seconds** before resuming dual‑watch.  
13. Reduced scan speed to earlier levels; added CO‑mode carrier‑drop wait time (Scan Interval).  
14. Optimized communication between DMR baseband and MCU.  
15. Removed Color Code Scan.  
16. Unified digital/analog channel settings under **Channel Set**; mode can be switched directly.  
17. Merged Offset Freq and Offset Dir; toggle +/– via keypad; linked with TX Freq.  
18. Added timeout for Single Tone transmission.  
19. Fixed crash when transmitting during reception.  
20. Fixed long‑term dual‑watch causing receive failures.

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### V3.19 251113
1. Fixed TG List not functioning.  
2. Fixed failure to load backup tuning data when tuning data was corrupted.

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### V3.20 251119
1. Fixed failure to load default data when tuning data was abnormal.  
2. Fixed SMS draft saving errors.  
3. Group contacts now default to receiving group calls.  
4. Fixed Color Code detection failure in mixed mode.  
5. Fixed key‑definition initialization errors.  
6. Fixed analog VOX not being restricted when TX limit was active.  
7. Removed audio‑mute during 4819 initialization to prevent unintended TX.  
8. Fixed CTC/DCS setting issues.  
9. Fixed inability to modify CTC/DCS on digital channels.

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### V3.21 251209
1. Fixed inability to perform DMR tuning in production mode.  
2. Fixed failure to save non‑standard sub‑audio tones during frequency‑decode testing.

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### V3.22 251215
1. Fixed abnormal clearing of current zone information.  
2. Fixed bottom‑line info not updating when entering digital receive screen.  
3. Fixed scan not returning to initial channel when configured to do so.  
4. Fixed manual channel entry failure in zone mode.  
5. Fixed inability to lock sub‑audio tones in frequency‑decode and remote‑decode functions.  
6. Removed frequency‑input restrictions for digital channels.

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### V3.23 260121
- Testing new DMR firmware.

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### V3.24 260203
1. Fixed scan interval not working on digital channels.  
2. Disabled digital‑call AGC.  
3. Fixed occasional key‑click “pop” noise.  
4. Fixed carrier indicator LED not turning off.  
5. SMS alert tone no longer linked to voice‑prompt settings.  
6. Increased call hold time (private & group) to **up to 60,000 ms**.  
7. Fixed digital polite‑access setting not taking effect.  
8. Added key‑definition option: “Jump to Call Contact”.  
9. Added key‑definition option: “Jump to DTMF Dial Selection”.  
10. In the DTMF Dial menu, pressing the green key sends the highlighted DTMF code once.

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### V3.25 260205
1. Fixed missing power‑on tone introduced in V3.24.

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## 4. CPS (Customer Programming Software)

### V2.01 251111  
**Not compatible with any previous version. Rebuild all channel data.**

1. Read/write speed selectable: 115200 (default) or 256000.  
   - For 256000, hold `#` while powering on the radio.  
   - Some cables cannot handle 256000; revert to 115200 if needed.  
2. UI layout adjustments.  
3. VFO moved to the top; digital & analog channels merged.  
   - Added right‑click menu (Copy/Cut/Paste/Insert/Delete).  
   - Added search by frequency or name.  
   - Added sorting by frequency/mode/name.  
4. Zones expanded to 250 zones × 250 channels.  
   - Channels can move up/down and sort by number or name.  
   - Each zone now has two “current channels” (A/B).  
5. Contacts expanded to 10,000; added sorting by type/ID/name.  
6. TG List expanded to 250 lists × 32 IDs.  
7. FM Radio list is now a standalone list of 80 channels.

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### V2.02 251113
1. Fixed TG List not updating when a contact ID was changed.

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### V2.03–V2.04 251119
1. Added “Find Name”, “Find ID”, and “Append CSV” buttons to Contacts.  
2. Added “Save changes?” prompt when closing windows.  
3. Fixed preset SMS not writing correctly.

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### V2.05 251215
1. Added import button for old‑version channel CSV files — no need to rebuild channels manually.

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### V2.06 260204
1. Added key‑definition options for “Jump to Call Contact” and “Jump to DTMF Dial Selection”.  
2. Automatically corrects Channel ID = 0 errors when importing CSV files.
