Finding JBL Charge 4 Firmware Version

Here, we show how finding JBL Charge 4 firmware version works on this Bluetooth speaker. You may wish to know the exact version number of the currently installed speaker firmware, while troubleshooting speaker connection and other issues. Thus, it’s handy to be able to quickly find this number in a pinch. Now, to get the … Continue reading Finding JBL Charge 4 Firmware Version



JBL Charge 4 Charger Adapter Specs

The JBL Charge 4 BT speaker does not come with an AC charger adapter.  But you can recharge the speaker with just about any standard full-power USB 2 charger.  Plus, we found that the adapter that came with our Charge 3, also works well on the JBL Charge 4.  Thus that’s the adapter that we’ll … Continue reading JBL Charge 4 Charger Adapter Specs



JBL Flip 4 Charger Type, Which USB Charger to Use

An adequate JBL Flip 4 charger type, is a USB AC wall or car charger that supplies at least 2.1 amps at 5 volts (12 watts or more). Note that currently, JBL does not include a compatible USB charger with its Flip 4 speaker.  So, you’ll need to either have one already on hand, or … Continue reading JBL Flip 4 Charger Type, Which USB Charger to Use



How to Adjust Volume on JBL Flip 4 Bluetooth Speaker

There are a few ways for how to adjust volume on JBL Flip 4 Bluetooth speaker. These depend on the app(s) you’re playing from mostly. Many apps provide volume adjustment controls.  But this JBL speaker itself has two buttons for volume control as well.  Find these (the + and -) buttons on its top side. … Continue reading How to Adjust Volume on JBL Flip 4 Bluetooth Speaker



JBL Flip 4 Charge Time, How Long for Full Charging

You charge JBL Flip 4 wireless speakers conveniently via their hidden USB charge ports. And to get the shortest charge time and fullest charge when the JBL Flip 4 goes dead, be sure to use a high power USB power adapter. JBL Flip 4 Charge Time: How Long to Fully Recharge According to the specs … Continue reading JBL Flip 4 Charge Time, How Long for Full Charging



JBL Flip 4 Charging Indicator, Shows How Full Battery Is

The Flip 4 Bluetooth speaker has a group of LEDs across its top panel, as shown in the pictures that follow.  These display battery status and charging status.  In short, the JBL Flip 4 charging indicator lets you see charging progress; how full the battery is at a given time while charging. How to Read … Continue reading JBL Flip 4 Charging Indicator, Shows How Full Battery Is



How to Adjust Volume on JBL Charge 4 BT Speaker

There are a few ways for how to adjust volume on JBL Charge 4 BT speaker. These depend on the app(s) you’re playing from mostly. Indeed many apps offer volume adjustment controls. But this speaker has two buttons for volume control as well. Find these (the + and -) buttons on its top side. Note … Continue reading How to Adjust Volume on JBL Charge 4 BT Speaker



JBL Charge 4 Charging Instructions

Follow these instructions that show how JBL Charge 4 charging via its hidden DC input charging USB-C port, discussed below. JBL Charge 4 Charging First Remarks   First, we suggest that you recharge the JBL Charge 4 with a full power USB 2.0 charger such as the JBL USB charger for Bluetooth speakers, sold separately. … Continue reading JBL Charge 4 Charging Instructions



Where is the JBL Flip 4 Reset Button Located

Where to find the JBL Flip 4 reset button? Well, there is no actual reset button per se.  Instead, to reset this JBL Bluetooth speaker, you must press a button combination, as described next. JBL Flip 4 Reset Button Combo Location On the JBL Flip 4 waterproof speaker, we find no separate reset button. But … Continue reading Where is the JBL Flip 4 Reset Button Located



JBL Flip 4 Won’t Turn On Unless Plugged In, How to Fix

When your JBL Flip 4 won’t turn on unless it is plugged in, this likely means one or more things.  Either your speaker is broken beyond repair, the battery inside no longer recharges due to age or heavy use, or, you mistakenly put your speaker into service mode a.k.a. secret or weird mode.  So, assuming … Continue reading JBL Flip 4 Won’t Turn On Unless Plugged In, How to Fix