Key takeaways: 

• Samsung Galaxy Z Fold 4 and Galaxy Z Flip 4 have F936NKSU0AVF2 and F721NKSU0AVF2, respectively.
• The development arrives when the gossip mill is swirling out information about the hardware and layout of the smartphones.

A report has claimed that Samsung Galaxy Z Fold 4 and Galaxy Z Flip 4 firmware expansion has started. Both the foldable phones from Samsung are predicted to strike the market in the coming months. The development arrives when the gossip mill is swirling out information about the hardware and structure of the smartphones from all quarters. A recent statement claimed that the Galaxy Z Flip 4 would have a less pronounced foldable display crease.

As per a message by SamMobile, Samsung has begun firmware development for the Galaxy Z Fold 4 and the Galaxy Z Flip 4. They have firmware F936NKSU0AVF2 and F721NKSU0AVF2, respectively. A firmware is a set of instructions that describe basic level parts of a system, such as loading an operating system.

Samsung Galaxy Z Flip 4 composition, specifications

The latest development follows many reports that delve out details regarding both phones' hardware and creation. As per a tweet by the tipster Ice universe, the Samsung Galaxy Z Flip 4 foldable phone will have a less external display crease than the Galaxy Z Flip 3 handset.