This guide applies to devices with a management number starting with "WH..." or "WG..." (found on the label on the back of the device).
Note：Performing a reset will clear the data usage displayed on the screen back to "0."
Please make a note of your data usage beforehand if necessary.
＜Resetting the Device＞
(1) Navigation：With the power on, swipe the screen to the right and go to Settings (設定) > Device Info (端末情報) > Reset (初期化する) > Yes (はい).
(2) Confirm Reset：When "Are you sure you want to reset?" appears, select Yes (はい) to begin the process.
(3) Language Setup：After the device restarts, the language settings will appear. Select Japanese (日本語) or your preferred language.
(4) Completion：The initialization is complete.
＜How to Update＞
(1) Navigation: Swipe the menu screen to the right and tap Settings (設定).
(2) Select Update: Tap Update (アップデート).
(3) Check for Update: Tap Check for Updates (チェックする).
＜If Connection is Unstable＞
(1) Network Optimization：Turn on the power, swipe the screen to the right, and select "Network Optimization" (ネットワーク最適化) > "Optimize Now" (今すぐ最適化します).
(2) Completion：The process will take approximately 1 to 2 minutes to complete.
