HI joconnor19,
Please turn your PIXMA TR8620 on and then follow these steps:
1. Please tap the Wi-Fi icon in the lower left corner of your printer's display.
2. Tap Wi-Fi.
3. Tap See settings.
4. Please scroll down the list, what is listed under Signal Strength? Please make sure that it is higher than 65%. If it is lower, please move your TR8620 and router closer together.
5. Press the Home button in the upper left corner.
Next, please follow these steps:
1. Please tap the Wi-Fi icon in the lower left corner of your PIXMA TR8620's display.
2. Tap Wi-Fi.
3. Tap the Advanced button at the bottom of the display.
4. Tap TCP/IP settings.
5. Tap IPv6 and then Yes.
6. Tap Enable/disable IPv6 and then tap Disable.
7. Once set, please turn your TR8620 off.
8. Please go to your router and disconnect the power cord.
9. Wait 30 seconds and then reconnect the power cord to your router.
10. When your Wi-FI network is back online, please turn your TR8620 back on.
The issue should now be resolved.
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