Step 1. Make a backup of your current PWB folder.
Step 2. Make a backup of your current PWB folder (it is important to make a backup).
Step 3. Extract and copy all the files from the PWB v4 Upgrade distribution over the files in your current PWB folder.
Step 4. If upgrading major versions (ex: 3.20.x to 4.00.x), update your INI file with the PWB INI Update utility included with PWB v4.
Please note: The Upgrade distribution files are available on the Downloads page.
Updating to the current version of PWB v4
Re: Updating to the current version of PWB v4
The repeated backup reminder is justified, especially when moving from v3 to v4. Updating the INI file is also easy to miss during a major version upgrade.文字数 カウント

